Vietnam · Grade 2 · Practice Sheet 29

1. 1.

   Subtract 32 from 70.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   What is double 16?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   What is 5 − 3?

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   What is half of 20?

   Formula:Halving

   $h = n \div 2$

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5. 5.

   How many tens are there in the number 69?

   Formula:Place Value

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

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6. 6.

   What is 3 + 1?

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   Add 36 and 14.

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   Fill in the missing number: 6 + ___ = 15.

   Formula:Missing Addend

   $b = \text{total} - a$

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9. 9.

   How many tens are there in the number 24?

   Formula:Place Value

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

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10. 10.

    What is double 5?

    Formula:Doubling

    $d = 2 \times n$

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11. 11.

    You have VND 4 and VND 6. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    What is double 5?

    Formula:Doubling

    $d = 2 \times n$

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13. 13.

    What is 5 × 2?

    Formula:Multiplication (Times Tables)

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

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14. 14.

    There are 6 bags with 6 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition

    $\text{total} = \text{groups} \times \text{size}$

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15. 15.

    Add 34 and 20.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Add 14 + 7 + 20.

    Formula:Addition of Three Numbers

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

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17. 17.

    Subtract 17 from 69.

    Formula:Subtraction

    $\text{difference} = a - b$

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18. 18.

    You have VND 1 and VND 9. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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19. 19.

    What is half of 28?

    Formula:Halving

    $h = n \div 2$

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20. 20.

    Subtract 10 from 46.

    Formula:Subtraction

    $\text{difference} = a - b$

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