Brazil · Ano 3 · Practice Sheet 9

1. 1.

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

   Formula:Skip Counting

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

   View formula →
2. 2.

   Fill in the missing number: 6 + ___ = 13.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
3. 3.

   What is double 14?

   Formula:Doubling

   $d = 2 \times n$

   View formula →
4. 4.

   Subtract 55 from 73.

   Formula:Subtraction

   $\text{difference} = a - b$

   View formula →
5. 5.

   Fill in the missing number: 12 + ___ = 24.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
6. 6.

   Add 51 and 24.

   Formula:Addition

   $\text{sum} = a + b$

   View formula →
7. 7.

   Fill in the missing number: 12 + ___ = 26.

   Formula:Missing Addend

   $b = \text{total} - a$

   View formula →
8. 8.

   You have R$ 7 and R$ 6. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

   View formula →
9. 9.

   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 →
10. 10.

    Add 12 + 4 + 17.

    Formula:Addition of Three Numbers

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

    View formula →
11. 11.

    Add 19 and 60.

    Formula:Addition

    $\text{sum} = a + b$

    View formula →
12. 12.

    Subtract 45 from 64.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
13. 13.

    Fill in the missing number: 2 + ___ = 17.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
14. 14.

    Add 24 and 11.

    Formula:Addition

    $\text{sum} = a + b$

    View formula →
15. 15.

    Subtract 67 from 72.

    Formula:Subtraction

    $\text{difference} = a - b$

    View formula →
16. 16.

    Add 4 + 20 + 8.

    Formula:Addition of Three Numbers

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

    View formula →
17. 17.

    Fill in the missing number: 9 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

    View formula →
18. 18.

    What is double 25?

    Formula:Doubling

    $d = 2 \times n$

    View formula →
19. 19.

    What is 6 × 9?

    Formula:Multiplication (Times Tables)

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

    View formula →
20. 20.

    What is double 8?

    Formula:Doubling

    $d = 2 \times n$

    View formula →

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