Vietnam · Grade 2 · Practice Sheet 46

1. 1.

   How many tens are there in the number 48?

   Formula:Place Value

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

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2. 2.

   What is 1 + 1?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   What is half of 42?

   Formula:Halving

   $h = n \div 2$

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4. 4.

   How many tens are there in the number 90?

   Formula:Place Value

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

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5. 5.

   Add 8 + 11 + 7.

   Formula:Addition of Three Numbers

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

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6. 6.

   Add 42 and 25.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   Continue the pattern by counting in 2s: 2, 4, ___

   Formula:Skip Counting

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

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8. 8.

   What is 16 − 5?

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is double 21?

   Formula:Doubling

   $d = 2 \times n$

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10. 10.

    Add 3 + 14 + 20.

    Formula:Addition of Three Numbers

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

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11. 11.

    Add 34 and 40.

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    What is 12 − 7?

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    What is half of 6?

    Formula:Halving

    $h = n \div 2$

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14. 14.

    Continue the pattern by counting in 2s: 6, 8, ___

    Formula:Skip Counting

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

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15. 15.

    Fill in the missing number: 4 + ___ = 13.

    Formula:Missing Addend

    $b = \text{total} - a$

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16. 16.

    What is 8 − 7?

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    You have VND 5 and VND 6. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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18. 18.

    What is 4 × 4?

    Formula:Multiplication (Times Tables)

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

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19. 19.

    What is 4 + 8?

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    Add 14 and 12.

    Formula:Addition

    $\text{sum} = a + b$

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