Vietnam · Grade 4 · Practice Sheet 6

1. 1.

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

   Formula:Division (Equal Sharing)

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

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2. 2.

   Calculate 312 ÷ 12.

   Formula:Division

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

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3. 3.

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

   Formula:Division (Equal Sharing)

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

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4. 4.

   What is 3 × 9?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   One item costs VND 19.75. Find the total cost of 9 items.

   Formula:Total Cost

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

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6. 6.

   Calculate 312 ÷ 8.

   Formula:Division

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

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7. 7.

   What is 8 × 2?

   Formula:Multiplication (Times Tables)

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

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8. 8.

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

   Formula:Division (Equal Sharing)

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

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9. 9.

   Find the mean (average) of these numbers: 75, 18, 38, 38, 78.

   Formula:Arithmetic Mean

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

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10. 10.

    An item costs VND 13.74 and you pay with VND 30. How much change do you get?

    Formula:Change Due

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

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11. 11.

    A rectangle is 21 cm long and 3 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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12. 12.

    Find 3/5 of 85.

    Formula:Fraction of a Quantity

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

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13. 13.

    Calculate 36 ÷ 6.

    Formula:Division

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

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14. 14.

    A rectangle is 35 cm long and 16 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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15. 15.

    Find the perimeter of a rectangle measuring 7 m by 26 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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16. 16.

    Calculate 52 × 12.

    Formula:Multiplication

    $p = a \times b$

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17. 17.

    One item costs VND 6.04. Find the total cost of 14 items.

    Formula:Total Cost

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

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18. 18.

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

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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19. 19.

    Convert 10.33 kilometres into metres.

    Formula:Metric Length Conversion

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

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20. 20.

    Calculate 130 ÷ 10.

    Formula:Division

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

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