Cambodia · Grade 2 · Practice Sheet 45

1. 1.

   Continue the pattern by counting in 2s: 4, 6, ___

   Formula:Skip Counting

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

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2. 2.

   How many tens are there in the number 45?

   Formula:Place Value

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

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3. 3.

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

   Formula:Skip Counting

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

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4. 4.

   Subtract 38 from 75.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   What is 2 + 3?

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   How many tens are there in the number 99?

   Formula:Place Value

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

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7. 7.

   What is half of 12?

   Formula:Halving

   $h = n \div 2$

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8. 8.

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

   Formula:Adding Money

   $\text{total} = a + b$

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9. 9.

   How many tens are there in the number 69?

   Formula:Place Value

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

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10. 10.

    Add 12 + 11 + 5.

    Formula:Addition of Three Numbers

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

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11. 11.

    What is half of 44?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    What is double 18?

    Formula:Doubling

    $d = 2 \times n$

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13. 13.

    What is half of 24?

    Formula:Halving

    $h = n \div 2$

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14. 14.

    Add 83 and 48.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    What is 5 + 9?

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Subtract 20 from 48.

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    How many tens are there in the number 65?

    Formula:Place Value

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

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18. 18.

    Add 15 + 14 + 2.

    Formula:Addition of Three Numbers

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

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19. 19.

    You have ៛ 5 and ៛ 4. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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20. 20.

    How many tens are there in the number 18?

    Formula:Place Value

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

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