Qatar · Grade 3 · Practice Sheet 4

1. 1.

   How many tens are there in the number 24?

   Formula:Place Value

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

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2. 2.

   Subtract 17 from 48.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   Fill in the missing number: 13 + ___ = 28.

   Formula:Missing Addend

   $b = \text{total} - a$

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4. 4.

   Add 13 and 38.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   Subtract 21 from 70.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   What is half of 22?

   Formula:Halving

   $h = n \div 2$

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7. 7.

   How many tens are there in the number 14?

   Formula:Place Value

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

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8. 8.

   Fill in the missing number: 5 + ___ = 10.

   Formula:Missing Addend

   $b = \text{total} - a$

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9. 9.

   Continue the pattern by counting in 3s: 12, 15, ___

   Formula:Skip Counting

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

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10. 10.

    Add 82 and 50.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    What is double 9?

    Formula:Doubling

    $d = 2 \times n$

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12. 12.

    Subtract 52 from 89.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    How many tens are there in the number 42?

    Formula:Place Value

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

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14. 14.

    Fill in the missing number: 2 + ___ = 14.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    What is half of 8?

    Formula:Halving

    $h = n \div 2$

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16. 16.

    Add 53 and 52.

    Formula:Addition

    $\text{sum} = a + b$

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17. 17.

    What is half of 32?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    What is double 13?

    Formula:Doubling

    $d = 2 \times n$

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19. 19.

    Continue the pattern by counting in 2s: 8, 10, ___

    Formula:Skip Counting

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

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20. 20.

    What is double 21?

    Formula:Doubling

    $d = 2 \times n$

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