United Arab Emirates · Grade 3 · Practice Sheet 28

1. 1.

   Fill in the missing number: 15 + ___ = 27.

   Formula:Missing Addend

   $b = \text{total} - a$

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2. 2.

   Add 16 + 15 + 14.

   Formula:Addition of Three Numbers

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

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3. 3.

   Continue the pattern by counting in 10s: 40, 50, ___

   Formula:Skip Counting

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

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4. 4.

   Fill in the missing number: 15 + ___ = 19.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   What is double 22?

   Formula:Doubling

   $d = 2 \times n$

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6. 6.

   You have AED 8 and AED 1. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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7. 7.

   Subtract 21 from 66.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

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

   Formula:Adding Money

   $\text{total} = a + b$

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9. 9.

   Add 29 and 33.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    Subtract 13 from 31.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

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

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    How many tens are there in the number 53?

    Formula:Place Value

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

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13. 13.

    Add 10 + 5 + 20.

    Formula:Addition of Three Numbers

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

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14. 14.

    What is 5 × 5?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    Add 18 + 19 + 2.

    Formula:Addition of Three Numbers

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

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16. 16.

    What is double 8?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    What is half of 10?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    Add 19 + 3 + 14.

    Formula:Addition of Three Numbers

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

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19. 19.

    Add 38 and 17.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    Subtract 56 from 85.

    Formula:Subtraction

    $\text{difference} = a - b$

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