Spain · Grado 3 · Practice Sheet 11

1. 1.

   Add 15 + 7 + 4.

   Formula:Addition of Three Numbers

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

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2. 2.

   Subtract 12 from 48.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   You have €6 and €2. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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4. 4.

   Subtract 16 from 49.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

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

   Formula:Adding Money

   $\text{total} = a + b$

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6. 6.

   What is double 23?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   Continue the pattern by counting in 5s: 20, 25, ___

   Formula:Skip Counting

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

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8. 8.

   What is half of 30?

   Formula:Halving

   $h = n \div 2$

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9. 9.

   What is double 25?

   Formula:Doubling

   $d = 2 \times n$

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10. 10.

    45 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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11. 11.

    You have €1 and €9. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    Subtract 34 from 74.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Continue the pattern by counting in 5s: 0, 5, ___

    Formula:Skip Counting

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

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14. 14.

    Fill in the missing number: 2 + ___ = 8.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    What is half of 20?

    Formula:Halving

    $h = n \div 2$

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16. 16.

    What is 10 × 8?

    Formula:Multiplication (Times Tables)

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

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17. 17.

    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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18. 18.

    You have €4 and €2. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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19. 19.

    What is 7 × 4?

    Formula:Multiplication (Times Tables)

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

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20. 20.

    Add 17 + 19 + 18.

    Formula:Addition of Three Numbers

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

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