Brazil · Ano 1 · Practice Sheet 45

1. 1.

   Add 64 and 28.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   What is double 11?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   You have R$ 7 and R$ 4. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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4. 4.

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

   Formula:Skip Counting

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

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5. 5.

   What is 8 + 5?

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   Add 33 and 9.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   Continue the pattern by counting in 3s: 6, 9, ___

   Formula:Skip Counting

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

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8. 8.

   Add 88 and 23.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   You have R$ 5 and R$ 2. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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10. 10.

    What is 5 − 1?

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    What is double 12?

    Formula:Doubling

    $d = 2 \times n$

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12. 12.

    Fill in the missing number: 7 + ___ = 14.

    Formula:Missing Addend

    $b = \text{total} - a$

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13. 13.

    You have R$ 2 and R$ 8. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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14. 14.

    Fill in the missing number: 9 + ___ = 12.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    What is 6 − 2?

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    Fill in the missing number: 3 + ___ = 17.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    What is double 6?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    What is 10 − 9?

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    What is 4 + 6?

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    Fill in the missing number: 5 + ___ = 14.

    Formula:Missing Addend

    $b = \text{total} - a$

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