Singapore · Grade 2 · Practice Sheet 43

1. 1.

   Add 2 + 8 + 15.

   Formula:Addition of Three Numbers

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

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2. 2.

   Subtract 75 from 84.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   What is 3 + 9?

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   What is 4 × 6?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   There are 2 bags with 2 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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6. 6.

   What is 13 − 7?

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   How many tens are there in the number 73?

   Formula:Place Value

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

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8. 8.

   You have $8 and $5. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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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.

    Add 73 and 25.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    What is 7 + 1?

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    What is half of 40?

    Formula:Halving

    $h = n \div 2$

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13. 13.

    What is 3 + 5?

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    Continue the pattern by counting in 3s: 9, 12, ___

    Formula:Skip Counting

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

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15. 15.

    You have $1 and $3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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16. 16.

    What is half of 26?

    Formula:Halving

    $h = n \div 2$

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17. 17.

    How many tens are there in the number 82?

    Formula:Place Value

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

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18. 18.

    What is half of 18?

    Formula:Halving

    $h = n \div 2$

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19. 19.

    Subtract 29 from 54.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    What is half of 26?

    Formula:Halving

    $h = n \div 2$

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