Italy · Classe 3 · Practice Sheet 24

1. 1.

   Continue the pattern by counting in 10s: 20, 30, ___

   Formula:Skip Counting

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

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2. 2.

   Subtract 42 from 89.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   Add 15 + 2 + 18.

   Formula:Addition of Three Numbers

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

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4. 4.

   What is 3 × 2?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   Continue the pattern by counting in 3s: 9, 12, ___

   Formula:Skip Counting

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

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6. 6.

   Fill in the missing number: 14 + ___ = 22.

   Formula:Missing Addend

   $b = \text{total} - a$

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7. 7.

   Subtract 70 from 88.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   Add 87 and 57.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   What is half of 36?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    You have €5 and €8. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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11. 11.

    Subtract 8 from 40.

    Formula:Subtraction

    $\text{difference} = a - b$

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12. 12.

    Fill in the missing number: 14 + ___ = 23.

    Formula:Missing Addend

    $b = \text{total} - a$

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13. 13.

    What is double 11?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    Continue the pattern by counting in 5s: 5, 10, ___

    Formula:Skip Counting

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

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15. 15.

    What is 8 × 7?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    What is double 20?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    What is half of 30?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    Subtract 13 from 90.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    What is double 21?

    Formula:Doubling

    $d = 2 \times n$

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20. 20.

    You have €8 and €1. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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