Mongolia · Grade 3 · Practice Sheet 49

1. 1.

   What is 9 × 7?

   Formula:Multiplication (Times Tables)

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

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2. 2.

   What is double 8?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   Add 17 and 12.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   What is 4 × 3?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   There are 3 bags with 3 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.

   You have ₮7 and ₮2. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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7. 7.

   What is double 17?

   Formula:Doubling

   $d = 2 \times n$

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8. 8.

   Add 46 and 34.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   Subtract 33 from 88.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    You have ₮7 and ₮6. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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11. 11.

    What is double 13?

    Formula:Doubling

    $d = 2 \times n$

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12. 12.

    Subtract 48 from 85.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Add 13 + 3 + 8.

    Formula:Addition of Three Numbers

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

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14. 14.

    Add 11 and 24.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    There are 4 bags with 7 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.

    Add 4 + 18 + 3.

    Formula:Addition of Three Numbers

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

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17. 17.

    Add 64 and 26.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Add 2 + 16 + 7.

    Formula:Addition of Three Numbers

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

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19. 19.

    What is double 16?

    Formula:Doubling

    $d = 2 \times n$

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20. 20.

    What is half of 12?

    Formula:Halving

    $h = n \div 2$

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