Vietnam · Grade 3 · Practice Sheet 38

1. 1.

   Continue the pattern by counting in 10s: 10, 20, ___

   Formula:Skip Counting

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

   View formula →
2. 2.

   Fill in the missing number: 13 + ___ = 22.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
3. 3.

   There are 4 bags with 7 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 →
4. 4.

   Subtract 13 from 45.

   Formula:Subtraction

   $\text{difference} = a - b$

   View formula →
5. 5.

   What is 4 × 6?

   Formula:Multiplication (Times Tables)

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

   View formula →
6. 6.

   There are 2 bags with 8 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 →
7. 7.

   What is half of 24?

   Formula:Halving

   $h = n \div 2$

   View formula →
8. 8.

   Add 2 + 19 + 16.

   Formula:Addition of Three Numbers

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

   View formula →
9. 9.

   Fill in the missing number: 13 + ___ = 17.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
10. 10.

    What is double 17?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
11. 11.

    What is 8 × 3?

    Formula:Multiplication (Times Tables)

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

    View formula →
12. 12.

    Add 4 + 19 + 17.

    Formula:Addition of Three Numbers

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

    View formula →
13. 13.

    What is half of 38?

    Formula:Halving

    $h = n \div 2$

    View formula →
14. 14.

    Subtract 51 from 62.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
15. 15.

    Add 12 + 10 + 12.

    Formula:Addition of Three Numbers

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

    View formula →
16. 16.

    What is 8 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
17. 17.

    How many tens are there in the number 19?

    Formula:Place Value

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

    View formula →
18. 18.

    What is half of 30?

    Formula:Halving

    $h = n \div 2$

    View formula →
19. 19.

    What is double 5?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
20. 20.

    You have VND 5 and VND 8. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

    View formula →

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