Australia · Year 4 · Practice Sheet 8

1. 1.

   21 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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2. 2.

   Find the perimeter of a rectangle measuring 23 m by 35 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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3. 3.

   One item costs $23.01. Find the total cost of 12 items.

   Formula:Total Cost

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

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4. 4.

   Find the perimeter of a rectangle measuring 40 m by 17 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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5. 5.

   18 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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6. 6.

   A rectangle is 37 cm long and 15 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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7. 7.

   Find the perimeter of a rectangle measuring 28 m by 17 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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8. 8.

   Find the mean (average) of these numbers: 79, 92, 24, 14, 38, 40.

   Formula:Arithmetic Mean

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

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9. 9.

   What is 8 × 5?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Convert 6.97 kilometres into metres.

    Formula:Metric Length Conversion

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

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11. 11.

    One item costs $3.76. Find the total cost of 3 items.

    Formula:Total Cost

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

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12. 12.

    Calculate 45 ÷ 9.

    Formula:Division

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

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13. 13.

    Find the area of a square with side length 30 cm.

    Formula:Area of a Square

    $A = s^2$

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14. 14.

    Calculate 61 × 12.

    Formula:Multiplication

    $p = a \times b$

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15. 15.

    Calculate 231 ÷ 7.

    Formula:Division

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

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16. 16.

    Find the perimeter of a rectangle measuring 35 m by 35 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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17. 17.

    Find the mean (average) of these numbers: 34, 40, 99, 82, 60, 64.

    Formula:Arithmetic Mean

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

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18. 18.

    Convert 2 kilometres into metres.

    Formula:Metric Length Conversion

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

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19. 19.

    Find 1/5 of 75.

    Formula:Fraction of a Quantity

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

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20. 20.

    One item costs $9.57. Find the total cost of 16 items.

    Formula:Total Cost

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

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