India · Class 4 · Practice Sheet 29

1. 1.

   A rectangle is 20 cm long and 29 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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2. 2.

   One item costs ₹6.41. Find the total cost of 10 items.

   Formula:Total Cost

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

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3. 3.

   Find the perimeter of a rectangle measuring 13 m by 9 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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4. 4.

   Calculate 279 ÷ 9.

   Formula:Division

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

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5. 5.

   Find the mean (average) of these numbers: 68, 21, 23, 20, 40.

   Formula:Arithmetic Mean

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

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6. 6.

   An item costs ₹28.9 and you pay with ₹40. How much change do you get?

   Formula:Change Due

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

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7. 7.

   What is 6 × 6?

   Formula:Multiplication (Times Tables)

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

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8. 8.

   Convert 6.45 kilometres into metres.

   Formula:Metric Length Conversion

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

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9. 9.

   Find the perimeter of a rectangle measuring 6 m by 11 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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10. 10.

    14 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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11. 11.

    Find the mean (average) of these numbers: 27, 50, 69, 78, 68, 92.

    Formula:Arithmetic Mean

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

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12. 12.

    Find the area of a square with side length 24 cm.

    Formula:Area of a Square

    $A = s^2$

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13. 13.

    Find the mean (average) of these numbers: 89, 65, 33, 82, 57, 66.

    Formula:Arithmetic Mean

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

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14. 14.

    What is 6 × 3?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    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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16. 16.

    Calculate 47 × 7.

    Formula:Multiplication

    $p = a \times b$

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17. 17.

    What is 3 × 7?

    Formula:Multiplication (Times Tables)

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

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18. 18.

    One item costs ₹23.28. Find the total cost of 19 items.

    Formula:Total Cost

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

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19. 19.

    6 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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20. 20.

    Calculate 63 × 10.

    Formula:Multiplication

    $p = a \times b$

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