Colombia · Grado 4 · Practice Sheet 37

1. 1.

   One item costs $3.87. Find the total cost of 11 items.

   Formula:Total Cost

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

   View formula →
2. 2.

   A rectangle is 30 cm long and 27 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

   View formula →
3. 3.

   Find the perimeter of a rectangle measuring 44 m by 28 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
4. 4.

   Find 1/4 of 32.

   Formula:Fraction of a Quantity

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

   View formula →
5. 5.

   Find the mean (average) of these numbers: 81, 42, 39, 63, 77, 89.

   Formula:Arithmetic Mean

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

   View formula →
6. 6.

   Find the area of a square with side length 26 cm.

   Formula:Area of a Square

   $A = s^2$

   View formula →
7. 7.

   A rectangle is 12 cm long and 4 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

   View formula →
8. 8.

   An item costs $40.9 and you pay with $50. How much change do you get?

   Formula:Change Due

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

   View formula →
9. 9.

   What is 9 × 4?

   Formula:Multiplication (Times Tables)

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

   View formula →
10. 10.

    Calculate 360 ÷ 10.

    Formula:Division

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

    View formula →
11. 11.

    Convert 6.34 kilometres into metres.

    Formula:Metric Length Conversion

    $1\,\text{km} = 1000\,\text{m}$

    View formula →
12. 12.

    One item costs $8.92. Find the total cost of 6 items.

    Formula:Total Cost

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

    View formula →
13. 13.

    Find the perimeter of a rectangle measuring 11 m by 29 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

    View formula →
14. 14.

    Find the mean (average) of these numbers: 92, 30, 96, 31, 50, 62.

    Formula:Arithmetic Mean

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

    View formula →
15. 15.

    15 sweets are shared equally among 3 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

    View formula →
16. 16.

    Calculate 59 × 7.

    Formula:Multiplication

    $p = a \times b$

    View formula →
17. 17.

    Calculate 140 ÷ 10.

    Formula:Division

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

    View formula →
18. 18.

    What is 8 × 10?

    Formula:Multiplication (Times Tables)

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

    View formula →
19. 19.

    28 sweets are shared equally among 4 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

    View formula →
20. 20.

    Calculate 48 ÷ 3.

    Formula:Division

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

    View formula →

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