New Zealand · Year 3 · Practice Sheet 31

1. 1.

   What is half of 30?

   Formula:Halving

   $h = n \div 2$

   View formula →
2. 2.

   How many tens are there in the number 55?

   Formula:Place Value

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

   View formula →
3. 3.

   Fill in the missing number: 11 + ___ = 13.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
4. 4.

   What is half of 50?

   Formula:Halving

   $h = n \div 2$

   View formula →
5. 5.

   Fill in the missing number: 11 + ___ = 19.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
6. 6.

   What is double 4?

   Formula:Doubling

   $d = 2 \times n$

   View formula →
7. 7.

   There are 5 bags with 6 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 →
8. 8.

   What is half of 50?

   Formula:Halving

   $h = n \div 2$

   View formula →
9. 9.

   What is double 5?

   Formula:Doubling

   $d = 2 \times n$

   View formula →
10. 10.

    Continue the pattern by counting in 10s: 40, 50, ___

    Formula:Skip Counting

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

    View formula →
11. 11.

    Add 6 + 17 + 2.

    Formula:Addition of Three Numbers

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

    View formula →
12. 12.

    What is 5 × 10?

    Formula:Multiplication (Times Tables)

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

    View formula →
13. 13.

    How many tens are there in the number 64?

    Formula:Place Value

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

    View formula →
14. 14.

    Fill in the missing number: 2 + ___ = 15.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
15. 15.

    Add 14 and 42.

    Formula:Addition

    $\text{sum} = a + b$

    View formula →
16. 16.

    Subtract 29 from 66.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
17. 17.

    What is half of 44?

    Formula:Halving

    $h = n \div 2$

    View formula →
18. 18.

    Add 6 + 18 + 20.

    Formula:Addition of Three Numbers

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

    View formula →
19. 19.

    Subtract 25 from 85.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
20. 20.

    There are 6 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 →

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