Vietnam · Grade 4 · Practice Sheet 25

1. 1.

   Convert 10.28 kilometres into metres.

   Formula:Metric Length Conversion

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

   View formula →
2. 2.

   15 sweets are shared equally among 5 children. How many does each child get?

   Formula:Division (Equal Sharing)

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

   View formula →
3. 3.

   Find the mean (average) of these numbers: 15, 60, 25, 42, 25.

   Formula:Arithmetic Mean

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

   View formula →
4. 4.

   An item costs VND 40.13 and you pay with VND 60. How much change do you get?

   Formula:Change Due

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

   View formula →
5. 5.

   Convert 7.46 kilometres into metres.

   Formula:Metric Length Conversion

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

   View formula →
6. 6.

   Calculate 260 ÷ 10.

   Formula:Division

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

   View formula →
7. 7.

   Find the perimeter of a rectangle measuring 15 m by 34 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
8. 8.

   One item costs VND 18.87. Find the total cost of 19 items.

   Formula:Total Cost

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

   View formula →
9. 9.

   Calculate 49 × 11.

   Formula:Multiplication

   $p = a \times b$

   View formula →
10. 10.

    Find 2/5 of 100.

    Formula:Fraction of a Quantity

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

    View formula →
11. 11.

    One item costs VND 10.9. Find the total cost of 9 items.

    Formula:Total Cost

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

    View formula →
12. 12.

    Find the area of a square with side length 21 cm.

    Formula:Area of a Square

    $A = s^2$

    View formula →
13. 13.

    An item costs VND 35.15 and you pay with VND 40. How much change do you get?

    Formula:Change Due

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

    View formula →
14. 14.

    What is 8 × 3?

    Formula:Multiplication (Times Tables)

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

    View formula →
15. 15.

    An item costs VND 14.61 and you pay with VND 30. How much change do you get?

    Formula:Change Due

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

    View formula →
16. 16.

    24 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.

    Calculate 51 × 3.

    Formula:Multiplication

    $p = a \times b$

    View formula →
18. 18.

    Find the mean (average) of these numbers: 84, 17, 92, 71.

    Formula:Arithmetic Mean

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

    View formula →
19. 19.

    10 sweets are shared equally among 5 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

    View formula →
20. 20.

    Find the mean (average) of these numbers: 73, 93, 85, 33.

    Formula:Arithmetic Mean

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

    View formula →

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