Portugal · Ano 2 · Practice Sheet 9

1. 1.

   Add 6 + 16 + 8.

   Formula:Addition of Three Numbers

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

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2. 2.

   What is 9 + 3?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   Add 11 and 60.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   Fill in the missing number: 5 + ___ = 18.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   Add 62 and 31.

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   What is 13 − 5?

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   How many tens are there in the number 63?

   Formula:Place Value

   $\text{value} = \text{tens} \times 10 + \text{ones}$

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8. 8.

   What is half of 12?

   Formula:Halving

   $h = n \div 2$

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9. 9.

   What is 2 × 5?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Add 12 and 49.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    Subtract 25 from 61.

    Formula:Subtraction

    $\text{difference} = a - b$

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12. 12.

    Add 36 and 13.

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

    What is half of 26?

    Formula:Halving

    $h = n \div 2$

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14. 14.

    Add 71 and 24.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

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

    Formula:Adding Money

    $\text{total} = a + b$

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16. 16.

    What is half of 12?

    Formula:Halving

    $h = n \div 2$

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17. 17.

    Add 56 and 24.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Continue the pattern by counting in 3s: 3, 6, ___

    Formula:Skip Counting

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

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19. 19.

    What is double 15?

    Formula:Doubling

    $d = 2 \times n$

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20. 20.

    Subtract 18 from 65.

    Formula:Subtraction

    $\text{difference} = a - b$

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