1.NBT.C.5 Number and Operations in Base Ten worksheets for Grade 1
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1.NBT.C.5
Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.
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Rocket Math Worksheet
Your students will be math wizards in no time as they blast off on this exciting and colorful PDF worksheet. They'll use the 10s strategy to practice addition and subtraction, and they'll learn to skip count forwards and backwards. Keep them engaged and make learning fun!
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Rocket Math Worksheet
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Adding a Ten Worksheet
Kids Academy offers a colorful addition worksheet with counters in frames to help students learn to add by tens. This skill is essential for students to develop critical math skills and create a foundation for future math concepts. Visual aids aid in mastering this early skill, so get started learning today!
Adding a Ten Worksheet
Worksheet
Air Balloon Math Worksheet
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Review your child's addition and subtraction skills with this fun worksheet. Featuring hot air balloons filled with math equations, help your child add or subtract by ten before ticking the boxes with the right answers. Working through the equations one-by-one is a great way to make math practice enjoyable!
Air Balloon Math Worksheet
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Find The Difference Worksheet
Kindergarteners need to work out subtraction problems and get the right answers. To help them, point to the alien ship with '30' in it on the worksheet. Get them to follow a line to the equations with a difference of 30. Solving these simple subtraction problems will give the answers.
Find The Difference Worksheet
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Properties of Addition Maze: Voting Worksheet
The good citizen in the worksheet needs your child's help to vote. Ask them to draw a line through all equations with correct sums to get the citizen to the polls. Voting is the right and obligation of all good citizens. It helps elect the right candidates and exercise legal rights.
Properties of Addition Maze: Voting Worksheet
Worksheet
Stolen Cheese Case Maze Worksheet
Someone has stolen the cheese! Can your mathematician detective figure out who it is? Was it the dog, cat or mouse? Have them use traceable lines to skip count by 10 on this free PDF worksheet to solve the case. They'll be having fun and developing their skip-counting strategy at the same time!
Stolen Cheese Case Maze Worksheet
Worksheet
Garden Subtraction Worksheet
Help your kids understand math with this fun, garden-themed subtraction worksheet! Have them read the number sentences and count the veggies in each row. Then, subtract 10 from each row to find the answer. They'll love counting the colorful veggies and solving the problems!
Garden Subtraction Worksheet
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Snowball Math Worksheet
Kids can have a snowball fight and build math skills at the same time with this free worksheet. Kids can use tens to add and subtract for quick math equations and select the correct answers. No need to worry about getting cold either - these snowballs won't chill you!
Snowball Math Worksheet
Worksheet
Journey Through Space Worksheet
Astronauts are essential explorers. They travel between Earth and other planets to gain knowledge of life in space. Being an astronaut requires strong math skills, so help your child develop them through this worksheet. Ask them to assist Sally on her journey to the planets by solving the number sentences in the picture. Verify the answers are correct.
Journey Through Space Worksheet
Worksheet
Space Mission Math Worksheet
Your kids will love this worksheet! They can help astronauts reach Jupiter by tracing a line through all the equations and adding them up correctly. Spark their curiosity about space by exploring asteroids, planets, and aliens. Astronauts are professionals who study the complexities of space - let them help your child join in the journey!
Space Mission Math Worksheet
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