Mongolia · Grade 2 · Practice Sheet 4

1. 1.

   Add 31 and 53.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   What is 5 + 4?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   What is double 17?

   Formula:Doubling

   $d = 2 \times n$

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4. 4.

   How many tens are there in the number 20?

   Formula:Place Value

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

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5. 5.

   Add 19 + 18 + 12.

   Formula:Addition of Three Numbers

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

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6. 6.

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

   Formula:Skip Counting

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

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7. 7.

   What is 2 × 8?

   Formula:Multiplication (Times Tables)

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

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8. 8.

   Subtract 68 from 96.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is 6 × 6?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Add 60 and 18.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    You have ₮3 and ₮2. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    What is 3 + 2?

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

    Add 14 + 14 + 13.

    Formula:Addition of Three Numbers

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

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14. 14.

    Subtract 12 from 83.

    Formula:Subtraction

    $\text{difference} = a - b$

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15. 15.

    There are 5 bags with 6 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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16. 16.

    You have ₮7 and ₮3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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17. 17.

    What is 13 − 12?

    Formula:Subtraction

    $\text{difference} = a - b$

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18. 18.

    Subtract 12 from 61.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    What is double 6?

    Formula:Doubling

    $d = 2 \times n$

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20. 20.

    Add 84 and 20.

    Formula:Addition

    $\text{sum} = a + b$

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