K.NBT.A.1 Number and Operations in Base Ten worksheets for Kindergarten

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    K.NBT.A.1

    Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.

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    • K.NBT.A.1
    Recycle for 15 Worksheet
    Recycle for 15 Worksheet

    Recycle for 15 Worksheet

    Recycle to help the planet! Have students count the recyclables and draw a line between the two numbers that make 15. This will help them understand the importance of recycling.
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    Recycle for 15 Worksheet
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    Rainy Day 17 Worksheet
    Rainy Day 17 Worksheet

    Rainy Day 17 Worksheet

    Assist your kids with the 6 equations given. Each cloud displays the sum of two numbers, some of which make 17. Guide them to figure out the total of both numbers when added and draw a line to the umbrella in the center to illustrate the different ways to make 17. This activity will sharpen their addition skills.
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    Rainy Day 17 Worksheet
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    Load up to 15 Worksheet
    Load up to 15 Worksheet

    Load up to 15 Worksheet

    Your students can practice addition and counting skills with this worksheet. Each equation has 6 boxes to count. Check the group that equals 15 to complete the exercise. Help your kindergartners if they need it.
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    Load up to 15 Worksheet
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    Making 19 with Pizza! Worksheet
    Making 19 with Pizza! Worksheet

    Making 19 with Pizza! Worksheet

    Who loves pizza? Your kids do! Next time you need to teach them math, make it fun by combining it with something they enjoy. This worksheet uses a pizza-themed problem to help them practice solving equations. Have them trace the line to figure out how to make 19. It's a great way to make learning math fun!
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    Making 19 with Pizza! Worksheet
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    7 Continents and 7 Seas Worksheet
    7 Continents and 7 Seas Worksheet

    7 Continents and 7 Seas Worksheet

    Remind kids of the continents and show them how different numbers can add up to the same figure. Give examples, like 2+2 =4, and 3+1 =4. Ask if they can provide other examples, then work through the simple additions in this worksheet with them. Ask them to circle all equations that make 14.
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    7 Continents and 7 Seas Worksheet
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    18 Candles Worksheet
    18 Candles Worksheet

    18 Candles Worksheet

    This worksheet is great for introducing your students to addition and subtraction. Help your kids solve the simple equations on it and draw a line from the birthday cake with 18 on it to all the solutions. Practice like this will prepare them to tackle more complex math problems.
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    18 Candles Worksheet
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    Help the Warthog Count the Grubs Worksheet
    Help the Warthog Count the Grubs Worksheet

    Help the Warthog Count the Grubs Worksheet

    Test your kids' knowledge of wild animals. Ask them to name some they know, then have them identify the animals on this worksheet. If they can't, take the time to tell them the names. Finally, trace the warthog's path through the maze by solving the equations and going through paths that make 15.
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    Help the Warthog Count the Grubs Worksheet
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    What Makes 17 Worksheet
    What Makes 17 Worksheet

    What Makes 17 Worksheet

    Practice makes perfect! Let your kindergartners explore addition using this worksheet. Count the blocks in each triangle to reach the same total of 17, and draw a line between the two numbers. Once they get the hang of it, nothing will be too difficult!
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    What Makes 17 Worksheet
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    Piecing Together 18 Worksheet
    Piecing Together 18 Worksheet

    Piecing Together 18 Worksheet

    Let your preschoolers learn and have fun with this colorful worksheet. Look at the picture with them and ask what they see. Help them solve the equations missing on each puzzle piece and then circle the one that will make the bottom puzzle piece numbers equal 16. Puzzles and bright colors make learning easy and enjoyable!
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    Piecing Together 18 Worksheet
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    Piecing Together 16 Worksheet
    Piecing Together 16 Worksheet

    Piecing Together 16 Worksheet

    Combine learning with fun using this colorful worksheet! Ask your preschoolers what they see in the picture, then help them solve the mathematical equations on the puzzle pieces. One equation is missing on each; have them circle the piece that will make the bottom puzzle piece numbers equal 16. Use puzzles and bright colors to teach - it's one of the best ways your kids can learn!
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    Piecing Together 16 Worksheet
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    Finding 16 With Fossils Worksheet
    Finding 16 With Fossils Worksheet

    Finding 16 With Fossils Worksheet

    Experts hunt for fossils, dig them up, and study them to learn more about past life forms - how they lived, what they looked like, and when they lived. Show kids the picture in this worksheet and point out the fossils. Help them count the bones and draw a line between the numbers that add up to 16 in each triangle.
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    Finding 16 With Fossils Worksheet
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    Making 19 with Sports Worksheet
    Making 19 with Sports Worksheet

    Making 19 with Sports Worksheet

    As kids grow, so does their learning. Help them master simple addition with four equations in the worksheet. By finding the missing numbers to make 19, and tracing a line to the answer, your kids will improve their math skills.
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    Making 19 with Sports Worksheet
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    Colonies Making 13 Worksheet
    Colonies Making 13 Worksheet

    Colonies Making 13 Worksheet

    Help your students trace the lines to complete the puzzle! They must identify the objects in the pictures and find the missing numbers that add up to 13. Colonizers arrived in America on a ship, forming an agreement with the Native Americans. Can your students fill in the gaps?
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    Colonies Making 13 Worksheet
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    Making the 12 Puzzle Worksheet
    Making the 12 Puzzle Worksheet

    Making the 12 Puzzle Worksheet

    Engage preschoolers in learning with this fun and colorful worksheet. Ask them to look at the picture and identify the missing equation on each puzzle piece; then help them solve the problems. When all the puzzle pieces make the bottom numbers equal 12, have them circle it. This is a great way to combine learning and fun!
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    Making the 12 Puzzle Worksheet
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    Piecing Together 11 Worksheet
    Piecing Together 11 Worksheet

    Piecing Together 11 Worksheet

    Engage your preschoolers with learning-filled fun! Show them this colorful worksheet, and ask them to identify the figures. Each puzzle piece features an equation, except one which is missing. Help the kids solve the problems and circle the piece that'll make the numbers equal 11. It's a surefire way to make learning enjoyable!
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    Piecing Together 11 Worksheet
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    Build up to 12 Worksheet
    Build up to 12 Worksheet

    Build up to 12 Worksheet

    Love eggs? Kids can identify them in the picture in this worksheet. We need to add numbers to make 12. Look at the picture and see how many eggs are needed. Check the correct number box. Breakfast or baking, eggs are essential!
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    Build up to 12 Worksheet
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    Making 17 with the Weather Worksheet
    Making 17 with the Weather Worksheet

    Making 17 with the Weather Worksheet

    Show your kids the pictures in the worksheet and identify the weather. This exercise is to help them add simple numbers. There are 4 equations in the printout. Help them figure out the numbers to make 17, then trace a line to the missing number to complete the equation.
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    Making 17 with the Weather Worksheet
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    Help the Bee Find 16 Flowers Worksheet
    Help the Bee Find 16 Flowers Worksheet

    Help the Bee Find 16 Flowers Worksheet

    Ask your students to count as high as they can. Show them that different numbers can equal the same figure with examples like 2+2=4 and 3+1=4. Ask for more examples, then help the bees find 16 flowers by checking the ways of making 16.
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    Help the Bee Find 16 Flowers Worksheet
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    What Makes 12? Worksheet
    What Makes 12? Worksheet

    What Makes 12? Worksheet

    Teach kids maths and help them practice using this fun worksheet. Colorful images and simple equations make it easy and enjoyable. Look at each equation with your kids and show them how to add up the numbers. Then draw a line between the numbers that make 12.
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    What Makes 12? Worksheet
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    Planting Seeds for 11 Worksheet
    Planting Seeds for 11 Worksheet

    Planting Seeds for 11 Worksheet

    Before starting, ask your students to count as high as they can. Explain that different numbers can add up to the same total. Give examples like 2+2 =4 and 3+1 =4. Ask if they can think of other examples. Then have them work through the equations in the printout and circle all that add up to 11.
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    Planting Seeds for 11 Worksheet
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    14 in School Worksheet
    14 in School Worksheet

    14 in School Worksheet

    Remind your kids that adding different sets of numbers can give the same total (e.g. 2+3=5, 4+1=5). Ask them for more examples. Afterwards, work through the exercise. Help them count the objects and trace a line to the missing number that makes the total 14.
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    14 in School Worksheet
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    What Makes 13 Worksheet
    What Makes 13 Worksheet

    What Makes 13 Worksheet

    Help your kids practice maths with this worksheet! With colourful images and simple equations, your kids will be more engaged in learning. Go through the four equations and help them add up the numbers. Then, draw a line between the numbers that make 13. Doing this will aid their learning and understanding.
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    What Makes 13 Worksheet
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    What Makes 19? Worksheet
    What Makes 19? Worksheet

    What Makes 19? Worksheet

    As a parent, it's your responsibility to help your kids learn. Put on the teacher hat and use this worksheet to teach them addition tricks. Help them count and add the objects, trace a line between the numbers that make 19, and take their learning a step further.
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    What Makes 19? Worksheet
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    Build up to 13 Worksheet
    Build up to 13 Worksheet

    Build up to 13 Worksheet

    Help your kids master addition and subtraction with this worksheet! It'll help clear up any confusion they may have with adding different numbers. Have them add up the simple equations and mark the group of bricks that makes 13. It's a great way for them to get familiar with the basics.
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    Build up to 13 Worksheet
    Worksheet