Portugal · Ano 4 · Practice Sheet 3

1. 1.

   Calculate 69 × 8.

   Formula:Multiplication

   $p = a \times b$

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2. 2.

   Calculate 275 ÷ 11.

   Formula:Division

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

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3. 3.

   18 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.

   Find the area of a square with side length 23 cm.

   Formula:Area of a Square

   $A = s^2$

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5. 5.

   Find the perimeter of a rectangle measuring 19 m by 18 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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6. 6.

   A rectangle is 19 cm long and 24 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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7. 7.

   What is 8 × 3?

   Formula:Multiplication (Times Tables)

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

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8. 8.

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

   Formula:Division (Equal Sharing)

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

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9. 9.

   Convert 2.22 kilometres into metres.

   Formula:Metric Length Conversion

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

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10. 10.

    What is 10 × 9?

    Formula:Multiplication (Times Tables)

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

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11. 11.

    Calculate 198 ÷ 9.

    Formula:Division

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

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12. 12.

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

    Formula:Area of a Square

    $A = s^2$

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13. 13.

    A rectangle is 5 cm long and 12 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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14. 14.

    Find the area of a square with side length 9 cm.

    Formula:Area of a Square

    $A = s^2$

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15. 15.

    Convert 6.77 kilometres into metres.

    Formula:Metric Length Conversion

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

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16. 16.

    Find the perimeter of a rectangle measuring 30 m by 35 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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17. 17.

    An item costs €18.8 and you pay with €30. How much change do you get?

    Formula:Change Due

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

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18. 18.

    Calculate 15 × 5.

    Formula:Multiplication

    $p = a \times b$

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19. 19.

    An item costs €11.09 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 perimeter of a rectangle measuring 30 m by 15 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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