Taiwan · Grade 4 · Practice Sheet 2

1. 1.

   Find the area of a square with side length 19 cm.

   Formula:Area of a Square

   $A = s^2$

   View formula →
2. 2.

   A rectangle is 5 cm long and 5 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

   View formula →
3. 3.

   Calculate 270 ÷ 9.

   Formula:Division

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

   View formula →
4. 4.

   What is 6 × 5?

   Formula:Multiplication (Times Tables)

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

   View formula →
5. 5.

   Find the perimeter of a rectangle measuring 16 m by 8 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
6. 6.

   Find the mean (average) of these numbers: 50, 40, 22, 25, 77.

   Formula:Arithmetic Mean

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

   View formula →
7. 7.

   A rectangle is 8 cm long and 25 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

   View formula →
8. 8.

   Find the mean (average) of these numbers: 28, 70, 44, 76, 76, 56.

   Formula:Arithmetic Mean

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

   View formula →
9. 9.

   One item costs NT$ 9.33. Find the total cost of 19 items.

   Formula:Total Cost

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

   View formula →
10. 10.

    Find 1/2 of 22.

    Formula:Fraction of a Quantity

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

    View formula →
11. 11.

    16 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 →
12. 12.

    Calculate 94 × 9.

    Formula:Multiplication

    $p = a \times b$

    View formula →
13. 13.

    What is 6 × 6?

    Formula:Multiplication (Times Tables)

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

    View formula →
14. 14.

    30 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 →
15. 15.

    What is 2 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
16. 16.

    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 →
17. 17.

    What is 7 × 8?

    Formula:Multiplication (Times Tables)

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

    View formula →
18. 18.

    Find 4/5 of 75.

    Formula:Fraction of a Quantity

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

    View formula →
19. 19.

    Calculate 33 × 7.

    Formula:Multiplication

    $p = a \times b$

    View formula →
20. 20.

    What is 8 × 7?

    Formula:Multiplication (Times Tables)

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

    View formula →

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