Romania · Grade 4 · Practice Sheet 31

1. 1.

   A rectangle is 36 cm long and 7 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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2. 2.

   What is 7 × 8?

   Formula:Multiplication (Times Tables)

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

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3. 3.

   Calculate 39 × 4.

   Formula:Multiplication

   $p = a \times b$

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4. 4.

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

   Formula:Area of a Square

   $A = s^2$

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5. 5.

   Find 3/4 of 56.

   Formula:Fraction of a Quantity

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

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6. 6.

   Calculate 45 ÷ 5.

   Formula:Division

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

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7. 7.

   Find the area of a square with side length 28 cm.

   Formula:Area of a Square

   $A = s^2$

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8. 8.

   Calculate 264 ÷ 11.

   Formula:Division

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

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9. 9.

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

   Formula:Area of a Square

   $A = s^2$

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10. 10.

    One item costs lei 18.9. Find the total cost of 12 items.

    Formula:Total Cost

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

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11. 11.

    What is 7 × 8?

    Formula:Multiplication (Times Tables)

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

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12. 12.

    One item costs lei 23.57. Find the total cost of 19 items.

    Formula:Total Cost

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

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13. 13.

    A rectangle is 31 cm long and 25 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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14. 14.

    54 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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15. 15.

    Find the perimeter of a rectangle measuring 36 m by 7 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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16. 16.

    What is 7 × 6?

    Formula:Multiplication (Times Tables)

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

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17. 17.

    32 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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18. 18.

    Calculate 79 × 8.

    Formula:Multiplication

    $p = a \times b$

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19. 19.

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

    Formula:Area of a Square

    $A = s^2$

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20. 20.

    An item costs lei 28.75 and you pay with lei 30. How much change do you get?

    Formula:Change Due

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

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