Thailand · Grade 2 · Practice Sheet 39

1. 1.

   What is 8 + 1?

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Continue the pattern by counting in 2s: 0, 2, ___

   Formula:Skip Counting

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

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3. 3.

   Add 43 and 43.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   Subtract 87 from 98.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   What is double 13?

   Formula:Doubling

   $d = 2 \times n$

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6. 6.

   Subtract 37 from 55.

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   What is 11 − 1?

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   There are 2 bags with 5 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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9. 9.

   What is 13 − 7?

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Add 17 + 19 + 15.

    Formula:Addition of Three Numbers

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

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11. 11.

    What is 4 + 1?

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    What is 15 − 3?

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Subtract 28 from 50.

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    What is double 23?

    Formula:Doubling

    $d = 2 \times n$

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15. 15.

    Subtract 18 from 89.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    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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17. 17.

    You have ฿6 and ฿1. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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18. 18.

    Add 3 + 16 + 11.

    Formula:Addition of Three Numbers

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

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19. 19.

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

    Formula:Skip Counting

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

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20. 20.

    What is 7 × 4?

    Formula:Multiplication (Times Tables)

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

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