Greece · Grade 3 · Practice Sheet 18

1. 1.

   Subtract 10 from 73.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   Add 19 + 9 + 5.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

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3. 3.

   You have €3 and €4. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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4. 4.

   What is 4 × 2?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   Subtract 19 from 57.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   You have €6 and €7. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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7. 7.

   Add 64 and 52.

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   Subtract 16 from 38.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   Add 15 + 14 + 18.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

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10. 10.

    What is half of 4?

    Formula:Halving

    $h = n \div 2$

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11. 11.

    Fill in the missing number: 6 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

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12. 12.

    What is half of 40?

    Formula:Halving

    $h = n \div 2$

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13. 13.

    What is double 15?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    Continue the pattern by counting in 3s: 0, 3, ___

    Formula:Skip Counting

    $\text{next} = \text{term} + \text{step}$

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15. 15.

    Add 26 and 42.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    What is double 16?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    Fill in the missing number: 11 + ___ = 17.

    Formula:Missing Addend

    $b = \text{total} - a$

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18. 18.

    25 sweets are shared equally among 5 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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19. 19.

    Add 23 and 33.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    What is 10 × 9?

    Formula:Multiplication (Times Tables)

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

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