Peru · Grado 4 · Practice Sheet 5

1. 1.

   Find 7/8 of 40.

   Formula:Fraction of a Quantity

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

   View formula →
2. 2.

   An item costs S/ 33.04 and you pay with S/ 50. How much change do you get?

   Formula:Change Due

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

   View formula →
3. 3.

   Calculate 74 × 6.

   Formula:Multiplication

   $p = a \times b$

   View formula →
4. 4.

   An item costs S/ 44.76 and you pay with S/ 50. How much change do you get?

   Formula:Change Due

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

   View formula →
5. 5.

   12 sweets are shared equally among 2 children. How many does each child get?

   Formula:Division (Equal Sharing)

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

   View formula →
6. 6.

   Calculate 192 ÷ 8.

   Formula:Division

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

   View formula →
7. 7.

   Find the perimeter of a rectangle measuring 44 m by 4 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
8. 8.

   An item costs S/ 6.8 and you pay with S/ 10. How much change do you get?

   Formula:Change Due

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

   View formula →
9. 9.

   Find the perimeter of a rectangle measuring 6 m by 19 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
10. 10.

    Find the mean (average) of these numbers: 29, 47, 38, 80, 72, 29.

    Formula:Arithmetic Mean

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

    View formula →
11. 11.

    Calculate 30 × 7.

    Formula:Multiplication

    $p = a \times b$

    View formula →
12. 12.

    Calculate 250 ÷ 10.

    Formula:Division

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

    View formula →
13. 13.

    Find 2/3 of 45.

    Formula:Fraction of a Quantity

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

    View formula →
14. 14.

    Calculate 66 × 12.

    Formula:Multiplication

    $p = a \times b$

    View formula →
15. 15.

    Find the mean (average) of these numbers: 65, 30, 30, 19.

    Formula:Arithmetic Mean

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

    View formula →
16. 16.

    Find the perimeter of a rectangle measuring 34 m by 32 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

    View formula →
17. 17.

    An item costs S/ 21.32 and you pay with S/ 40. How much change do you get?

    Formula:Change Due

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

    View formula →
18. 18.

    Calculate 90 × 10.

    Formula:Multiplication

    $p = a \times b$

    View formula →
19. 19.

    Find the perimeter of a rectangle measuring 15 m by 16 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

    View formula →
20. 20.

    Find 1/4 of 28.

    Formula:Fraction of a Quantity

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

    View formula →

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