Egypt · Grade 1 · Practice Sheet 27

1. 1.

   Add 36 and 39.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   What is 5 + 4?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   Add 45 and 49.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   What is double 24?

   Formula:Doubling

   $d = 2 \times n$

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5. 5.

   Add 30 and 8.

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

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

   Formula:Skip Counting

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

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7. 7.

   You have E£ 5 and E£ 5. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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8. 8.

   What is double 14?

   Formula:Doubling

   $d = 2 \times n$

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9. 9.

   Continue the pattern by counting in 10s: 0, 10, ___

   Formula:Skip Counting

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

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10. 10.

    Add 12 and 44.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    Fill in the missing number: 7 + ___ = 12.

    Formula:Missing Addend

    $b = \text{total} - a$

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12. 12.

    What is 6 + 3?

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

    Add 17 and 48.

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    Fill in the missing number: 14 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    Add 24 and 38.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    What is 15 − 10?

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    What is 2 + 3?

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Add 15 and 10.

    Formula:Addition

    $\text{sum} = a + b$

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19. 19.

    What is 6 − 1?

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    Fill in the missing number: 10 + ___ = 21.

    Formula:Missing Addend

    $b = \text{total} - a$

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