Belgium · Year 4 · Practice Sheet 50

1. 1.

   Convert 10.26 kilometres into metres.

   Formula:Metric Length Conversion

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

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2. 2.

   Find the perimeter of a rectangle measuring 41 m by 13 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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3. 3.

   What is 5 × 2?

   Formula:Multiplication (Times Tables)

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

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4. 4.

   Find 3/4 of 64.

   Formula:Fraction of a Quantity

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

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5. 5.

   What is 7 × 3?

   Formula:Multiplication (Times Tables)

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

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6. 6.

   Find the perimeter of a rectangle measuring 9 m by 9 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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7. 7.

   Calculate 59 × 9.

   Formula:Multiplication

   $p = a \times b$

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8. 8.

   Find the mean (average) of these numbers: 23, 41, 58, 98.

   Formula:Arithmetic Mean

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

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9. 9.

   A rectangle is 40 cm long and 27 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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10. 10.

    Find the perimeter of a rectangle measuring 37 m by 20 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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11. 11.

    An item costs €38.77 and you pay with €50. How much change do you get?

    Formula:Change Due

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

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12. 12.

    Find 7/8 of 48.

    Formula:Fraction of a Quantity

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

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13. 13.

    Find the area of a square with side length 8 cm.

    Formula:Area of a Square

    $A = s^2$

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14. 14.

    Calculate 51 × 4.

    Formula:Multiplication

    $p = a \times b$

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15. 15.

    Find the perimeter of a rectangle measuring 11 m by 9 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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16. 16.

    42 sweets are shared equally among 6 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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17. 17.

    One item costs €23.11. Find the total cost of 7 items.

    Formula:Total Cost

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

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18. 18.

    Convert 7.59 kilometres into metres.

    Formula:Metric Length Conversion

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

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19. 19.

    An item costs €16.47 and you pay with €30. How much change do you get?

    Formula:Change Due

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

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20. 20.

    Find the area of a square with side length 13 cm.

    Formula:Area of a Square

    $A = s^2$

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