Vietnam · Grade 1 · Practice Sheet 12

1. 1.

   What is 7 + 4?

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Add 67 and 25.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   You have VND 8 and VND 6. 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: 12, 15, ___

   Formula:Skip Counting

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

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5. 5.

   Add 60 and 45.

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   What is 9 − 1?

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   Add 52 and 34.

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   What is double 9?

   Formula:Doubling

   $d = 2 \times n$

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9. 9.

   Continue the pattern by counting in 10s: 40, 50, ___

   Formula:Skip Counting

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

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10. 10.

    What is 10 − 2?

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    What is double 14?

    Formula:Doubling

    $d = 2 \times n$

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12. 12.

    What is 4 + 6?

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

    Fill in the missing number: 7 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

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14. 14.

    What is double 14?

    Formula:Doubling

    $d = 2 \times n$

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15. 15.

    What is 11 − 10?

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    Fill in the missing number: 4 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    Add 67 and 47.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    What is 10 − 5?

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    What is 4 + 4?

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    You have VND 6 and VND 7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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