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Check out this FREE Trial Lesson on Addition & Subtraction for age 8-9!

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With answer key
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  • 8-9
  • Number Recognition
  • Addition & Subtraction
Adding up to 1000: Page 21
Adding up to 1000: Page 21

Adding up to 1000: Page 21

Adding up to 1000: Page 21
Worksheet
Adding up to 50: Page 63
Adding up to 50: Page 63

Adding up to 50: Page 63

Adding up to 50: Page 63
Worksheet
Adding up to 50: Page 43
Adding up to 50: Page 43

Adding up to 50: Page 43

Adding up to 50: Page 43
Worksheet
Adding 2-digit Numbers: Page 3
Adding 2-digit Numbers: Page 3

Adding 2-digit Numbers: Page 3

Adding 2-digit Numbers: Page 3
Worksheet
Adding up to 50: Page 14
Adding up to 50: Page 14

Adding up to 50: Page 14

Adding up to 50: Page 14
Worksheet
Adding up to 50 with Regrouping: Page 26
Adding up to 50 with Regrouping: Page 26
Adding up to 50 with Regrouping: Page 26
Worksheet
Adding up to 50 Without Regrouping: Page 62
Adding up to 50 Without Regrouping: Page 62
Adding up to 50 Without Regrouping: Page 62
Worksheet
Counting Coral Worksheet
Counting Coral Worksheet

Counting Coral Worksheet

Introduce your child to the team of marine biologists planting coral to keep a reef healthy. They've planted for two days and need to figure out how much of each specie to plant on the third day to reach their goal. Help your child answer the questions on the printout and learn what it takes to be a marine biologist.
Counting Coral Worksheet
Worksheet
Adding 2-digit Numbers: Page 55
Adding 2-digit Numbers: Page 55

Adding 2-digit Numbers: Page 55

Adding 2-digit Numbers: Page 55
Worksheet
Adding up to 50: Page 6
Adding up to 50: Page 6

Adding up to 50: Page 6

Adding up to 50: Page 6
Worksheet
Adding up to 50 Without Regrouping: Page 7
Adding up to 50 Without Regrouping: Page 7
Adding up to 50 Without Regrouping: Page 7
Worksheet
Adding up to 1000 with Regrouping: Page 33
Adding up to 1000 with Regrouping: Page 33
Adding up to 1000 with Regrouping: Page 33
Worksheet
Adding up to 100 with Regrouping: Page 36
Adding up to 100 with Regrouping: Page 36
Adding up to 100 with Regrouping: Page 36
Worksheet
Adding up to 100 Without Regrouping: Page 55
Adding up to 100 Without Regrouping: Page 55
Adding up to 100 Without Regrouping: Page 55
Worksheet
Adding 2-digit Numbers: Page 11
Adding 2-digit Numbers: Page 11

Adding 2-digit Numbers: Page 11

Adding 2-digit Numbers: Page 11
Worksheet
Adding up to 1000: Page 37
Adding up to 1000: Page 37

Adding up to 1000: Page 37

Adding up to 1000: Page 37
Worksheet
Adding up to 50 Without Regrouping: Page 9
Adding up to 50 Without Regrouping: Page 9
Adding up to 50 Without Regrouping: Page 9
Worksheet
Adding 2-digit Numbers: Page 66
Adding 2-digit Numbers: Page 66

Adding 2-digit Numbers: Page 66

Adding 2-digit Numbers: Page 66
Worksheet
Counting in Your Community Worksheet
Counting in Your Community Worksheet

Counting in Your Community Worksheet

Introduce your kids to the idea of a community, where different people and buildings co-exist, each playing their part for the community's progress. Ask them to name the buildings they see in their community. Then work through this worksheet to find the numbers of the addresses by answering the questions. Check the answers once they've solved the equations.
Counting in Your Community Worksheet
Worksheet
Adding up to 1000 Without Regrouping: Page 16
Adding up to 1000 Without Regrouping: Page 16
Adding up to 1000 Without Regrouping: Page 16
Worksheet
Adding up to 100 Without Regrouping: Page 56
Adding up to 100 Without Regrouping: Page 56
Adding up to 100 Without Regrouping: Page 56
Worksheet
Adding Up with Old MacDonald Worksheet
Adding Up with Old MacDonald Worksheet

Adding Up with Old MacDonald Worksheet

Old MacDonald needs help counting his animals! Give your little math whiz a fun challenge with a free PDF worksheet. They'll love counting the animals and doing basic addition with two or three addends. Who knew math could be so much fun on the farm?
Adding Up with Old MacDonald Worksheet
Worksheet
Under the Sea Addition Worksheet
Under the Sea Addition Worksheet

Under the Sea Addition Worksheet

Ask your kids to identify undersea animals in a picture, then solve the word problems at the bottom with it! If they're into the nature channel or marine life, they'll love this worksheet. Check the box next to the correct answer for each one. 80 words
Under the Sea Addition Worksheet
Worksheet
Adding up to 100 Without Regrouping: Page 47
Adding up to 100 Without Regrouping: Page 47
Adding up to 100 Without Regrouping: Page 47
Worksheet


Number recognition, addition, and subtraction are foundational skills in mathematics, particularly for children aged 8-9. At this developmental stage, kids transition from basic counting to more complex mathematical operations, making it crucial for their academic growth.

Firstly, number recognition is paramount because it allows children to identify and work with numbers confidently. This forms the basis for all subsequent mathematical learning. If children struggle with recognizing numbers, they will find it challenging to engage in more advanced math lessons.

Addition and subtraction are equally critical as they are the building blocks for all future math concepts, including multiplication, division, fractions, and algebra. Mastery of these operations promotes logical thinking and problem-solving skills, essential not only in math but also in everyday life.

Moreover, early success in mathematics can boost a child's confidence and encourage a positive attitude towards learning. When children grasp these concepts early, they are more likely to enjoy math, participate actively in class, and perform better academically.

Parents' and teachers' involvement in this process cannot be understated. Providing supportive and engaging learning environments helps children practice and master these skills. Thus, focusing on number recognition, addition, and subtraction at this age is investing in a child's educational future and overall intellectual development.