Denmark · Grade 3 · Practice Sheet 25

1. 1.

   Add 6 + 6 + 5.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

   View formula →
2. 2.

   How many tens are there in the number 57?

   Formula:Place Value

   $\text{value} = \text{tens} \times 10 + \text{ones}$

   View formula →
3. 3.

   Fill in the missing number: 10 + ___ = 20.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
4. 4.

   What is double 20?

   Formula:Doubling

   $d = 2 \times n$

   View formula →
5. 5.

   Add 12 + 11 + 6.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

   View formula →
6. 6.

   Add 45 and 19.

   Formula:Addition

   $\text{sum} = a + b$

   View formula →
7. 7.

   Fill in the missing number: 13 + ___ = 16.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
8. 8.

   You have kr 4 and kr 7. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

   View formula →
9. 9.

   Continue the pattern by counting in 5s: 5, 10, ___

   Formula:Skip Counting

   $\text{next} = \text{term} + \text{step}$

   View formula →
10. 10.

    Add 12 and 39.

    Formula:Addition

    $\text{sum} = a + b$

    View formula →
11. 11.

    Continue the pattern by counting in 3s: 9, 12, ___

    Formula:Skip Counting

    $\text{next} = \text{term} + \text{step}$

    View formula →
12. 12.

    Subtract 6 from 47.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
13. 13.

    Fill in the missing number: 4 + ___ = 8.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
14. 14.

    How many tens are there in the number 77?

    Formula:Place Value

    $\text{value} = \text{tens} \times 10 + \text{ones}$

    View formula →
15. 15.

    Continue the pattern by counting in 3s: 3, 6, ___

    Formula:Skip Counting

    $\text{next} = \text{term} + \text{step}$

    View formula →
16. 16.

    There are 5 bags with 4 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition

    $\text{total} = \text{groups} \times \text{size}$

    View formula →
17. 17.

    Continue the pattern by counting in 10s: 0, 10, ___

    Formula:Skip Counting

    $\text{next} = \text{term} + \text{step}$

    View formula →
18. 18.

    What is 10 × 9?

    Formula:Multiplication (Times Tables)

    $\text{product} = a \times b$

    View formula →
19. 19.

    Fill in the missing number: 7 + ___ = 14.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
20. 20.

    Add 13 + 7 + 13.

    Formula:Addition of Three Numbers

    $\text{sum} = a + b + c$

    View formula →

© FormulaWon — formulawon.app · Answers & step-by-step working available on the solutions sheet.