Vietnam · Grade 2 · Practice Sheet 9

1. 1.

   Add 2 + 13 + 19.

   Formula:Addition of Three Numbers

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

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2. 2.

   There are 6 bags with 7 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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3. 3.

   How many tens are there in the number 70?

   Formula:Place Value

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

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4. 4.

   Add 9 + 7 + 6.

   Formula:Addition of Three Numbers

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

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5. 5.

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

   Formula:Adding Money

   $\text{total} = a + b$

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6. 6.

   What is half of 42?

   Formula:Halving

   $h = n \div 2$

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7. 7.

   Continue the pattern by counting in 3s: 12, 15, ___

   Formula:Skip Counting

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

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8. 8.

   Subtract 39 from 88.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is 7 − 4?

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Continue the pattern by counting in 3s: 0, 3, ___

    Formula:Skip Counting

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

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11. 11.

    Add 46 and 26.

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    How many tens are there in the number 78?

    Formula:Place Value

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

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13. 13.

    There are 4 bags with 4 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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14. 14.

    Continue the pattern by counting in 10s: 20, 30, ___

    Formula:Skip Counting

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

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15. 15.

    Subtract 7 from 41.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    What is double 4?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    Add 14 + 14 + 12.

    Formula:Addition of Three Numbers

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

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18. 18.

    Fill in the missing number: 6 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

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19. 19.

    You have VND 5 and VND 7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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20. 20.

    What is 3 + 3?

    Formula:Addition

    $\text{sum} = a + b$

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