Brazil · Ano 4 · Practice Sheet 22

1. 1.

   Calculate 37 × 10.

   Formula:Multiplication

   $p = a \times b$

   View formula →
2. 2.

   An item costs R$ 10.08 and you pay with R$ 20. How much change do you get?

   Formula:Change Due

   $\text{change} = \text{paid} - \text{cost}$

   View formula →
3. 3.

   What is 8 × 4?

   Formula:Multiplication (Times Tables)

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

   View formula →
4. 4.

   Find the perimeter of a rectangle measuring 42 m by 25 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
5. 5.

   36 sweets are shared equally among 6 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

   View formula →
6. 6.

   Find 1/5 of 100.

   Formula:Fraction of a Quantity

   $\text{result} = \dfrac{a}{b} \times N$

   View formula →
7. 7.

   An item costs R$ 23.28 and you pay with R$ 40. How much change do you get?

   Formula:Change Due

   $\text{change} = \text{paid} - \text{cost}$

   View formula →
8. 8.

   Calculate 67 × 3.

   Formula:Multiplication

   $p = a \times b$

   View formula →
9. 9.

   An item costs R$ 32.61 and you pay with R$ 40. How much change do you get?

   Formula:Change Due

   $\text{change} = \text{paid} - \text{cost}$

   View formula →
10. 10.

    A rectangle is 39 cm long and 16 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

    View formula →
11. 11.

    Find the perimeter of a rectangle measuring 42 m by 23 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

    View formula →
12. 12.

    A rectangle is 24 cm long and 8 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

    View formula →
13. 13.

    An item costs R$ 10.22 and you pay with R$ 30. How much change do you get?

    Formula:Change Due

    $\text{change} = \text{paid} - \text{cost}$

    View formula →
14. 14.

    Calculate 36 × 9.

    Formula:Multiplication

    $p = a \times b$

    View formula →
15. 15.

    Calculate 132 ÷ 4.

    Formula:Division

    $q = \dfrac{a}{b}$

    View formula →
16. 16.

    Find the area of a square with side length 23 cm.

    Formula:Area of a Square

    $A = s^2$

    View formula →
17. 17.

    One item costs R$ 13. Find the total cost of 11 items.

    Formula:Total Cost

    $\text{total} = \text{price} \times \text{quantity}$

    View formula →
18. 18.

    What is 4 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
19. 19.

    Find the mean (average) of these numbers: 44, 25, 54, 79.

    Formula:Arithmetic Mean

    $\bar{x} = \dfrac{\sum x}{n}$

    View formula →
20. 20.

    48 sweets are shared equally among 6 children. How many does each child get?

    Formula:Division (Equal Sharing)

    $\text{each} = \text{total} \div \text{groups}$

    View formula →

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