Denmark · Grade 4 · Practice Sheet 15

1. 1.

   Find the perimeter of a rectangle measuring 12 m by 23 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
2. 2.

   Calculate 243 ÷ 9.

   Formula:Division

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

   View formula →
3. 3.

   Convert 8.43 kilometres into metres.

   Formula:Metric Length Conversion

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

   View formula →
4. 4.

   One item costs kr 6.77. Find the total cost of 18 items.

   Formula:Total Cost

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

   View formula →
5. 5.

   Find the perimeter of a rectangle measuring 24 m by 23 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
6. 6.

   A rectangle is 29 cm long and 21 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

   View formula →
7. 7.

   Find the perimeter of a rectangle measuring 44 m by 29 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
8. 8.

   Convert 6.81 kilometres into metres.

   Formula:Metric Length Conversion

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

   View formula →
9. 9.

   Calculate 72 ÷ 3.

   Formula:Division

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

   View formula →
10. 10.

    What is 4 × 5?

    Formula:Multiplication (Times Tables)

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

    View formula →
11. 11.

    Find the mean (average) of these numbers: 72, 57, 58, 71, 99, 91.

    Formula:Arithmetic Mean

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

    View formula →
12. 12.

    Calculate 87 × 11.

    Formula:Multiplication

    $p = a \times b$

    View formula →
13. 13.

    An item costs kr 10.9 and you pay with kr 30. How much change do you get?

    Formula:Change Due

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

    View formula →
14. 14.

    What is 10 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
15. 15.

    Find the mean (average) of these numbers: 51, 94, 90, 81.

    Formula:Arithmetic Mean

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

    View formula →
16. 16.

    30 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 →
17. 17.

    What is 10 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
18. 18.

    Find the perimeter of a rectangle measuring 17 m by 4 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

    View formula →
19. 19.

    Find the mean (average) of these numbers: 62, 96, 19, 17.

    Formula:Arithmetic Mean

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

    View formula →
20. 20.

    Calculate 99 × 5.

    Formula:Multiplication

    $p = a \times b$

    View formula →

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