Italy · Classe 3 · Practice Sheet 23

1. 1.

   Fill in the missing number: 4 + ___ = 11.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
2. 2.

   Add 65 and 44.

   Formula:Addition

   $\text{sum} = a + b$

   View formula →
3. 3.

   Add 16 + 5 + 3.

   Formula:Addition of Three Numbers

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

   View formula →
4. 4.

   There are 6 bags with 2 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 →
5. 5.

   Fill in the missing number: 12 + ___ = 23.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
6. 6.

   What is 9 × 5?

   Formula:Multiplication (Times Tables)

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

   View formula →
7. 7.

   Subtract 6 from 39.

   Formula:Subtraction

   $\text{difference} = a - b$

   View formula →
8. 8.

   Add 43 and 38.

   Formula:Addition

   $\text{sum} = a + b$

   View formula →
9. 9.

   Add 2 + 11 + 7.

   Formula:Addition of Three Numbers

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

   View formula →
10. 10.

    There are 6 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 →
11. 11.

    Subtract 8 from 86.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
12. 12.

    Add 15 + 5 + 7.

    Formula:Addition of Three Numbers

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

    View formula →
13. 13.

    How many tens are there in the number 18?

    Formula:Place Value

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

    View formula →
14. 14.

    Add 32 and 28.

    Formula:Addition

    $\text{sum} = a + b$

    View formula →
15. 15.

    What is double 19?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
16. 16.

    Fill in the missing number: 5 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
17. 17.

    What is double 17?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
18. 18.

    Subtract 7 from 96.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
19. 19.

    What is half of 44?

    Formula:Halving

    $h = n \div 2$

    View formula →
20. 20.

    Subtract 27 from 52.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →

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