South Korea · Grade 2 · Practice Sheet 22

1. 1.

   What is 8 × 10?

   Formula:Multiplication (Times Tables)

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

   View formula →
2. 2.

   Subtract 43 from 48.

   Formula:Subtraction

   $\text{difference} = a - b$

   View formula →
3. 3.

   How many tens are there in the number 45?

   Formula:Place Value

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

   View formula →
4. 4.

   Subtract 44 from 82.

   Formula:Subtraction

   $\text{difference} = a - b$

   View formula →
5. 5.

   What is half of 14?

   Formula:Halving

   $h = n \div 2$

   View formula →
6. 6.

   Fill in the missing number: 6 + ___ = 10.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
7. 7.

   How many tens are there in the number 72?

   Formula:Place Value

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

   View formula →
8. 8.

   What is double 13?

   Formula:Doubling

   $d = 2 \times n$

   View formula →
9. 9.

   Add 76 and 55.

   Formula:Addition

   $\text{sum} = a + b$

   View formula →
10. 10.

    What is half of 42?

    Formula:Halving

    $h = n \div 2$

    View formula →
11. 11.

    There are 5 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 →
12. 12.

    You have ₩7 and ₩1. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

    View formula →
13. 13.

    What is 17 − 11?

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
14. 14.

    What is 10 × 5?

    Formula:Multiplication (Times Tables)

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

    View formula →
15. 15.

    There are 3 bags with 5 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 →
16. 16.

    What is half of 34?

    Formula:Halving

    $h = n \div 2$

    View formula →
17. 17.

    What is double 17?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
18. 18.

    There are 5 bags with 3 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 →
19. 19.

    Add 4 + 20 + 11.

    Formula:Addition of Three Numbers

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

    View formula →
20. 20.

    What is half of 48?

    Formula:Halving

    $h = n \div 2$

    View formula →

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