Tunisia · Grade 3 · Practice Sheet 33

1. 1.

   Add 58 and 30.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Fill in the missing number: 10 + ___ = 20.

   Formula:Missing Addend

   $b = \text{total} - a$

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3. 3.

   Add 17 + 17 + 16.

   Formula:Addition of Three Numbers

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

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4. 4.

   How many tens are there in the number 80?

   Formula:Place Value

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

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5. 5.

   Add 12 + 9 + 3.

   Formula:Addition of Three Numbers

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

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6. 6.

   You have DT 9 and DT 4. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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7. 7.

   Subtract 39 from 73.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   What is 3 × 8?

   Formula:Multiplication (Times Tables)

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

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9. 9.

   What is half of 34?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    There are 6 bags with 2 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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11. 11.

    How many tens are there in the number 23?

    Formula:Place Value

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

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12. 12.

    Subtract 24 from 36.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Add 6 + 19 + 18.

    Formula:Addition of Three Numbers

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

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14. 14.

    How many tens are there in the number 58?

    Formula:Place Value

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

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15. 15.

    Add 2 + 17 + 2.

    Formula:Addition of Three Numbers

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

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16. 16.

    Fill in the missing number: 14 + ___ = 19.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    Add 15 + 2 + 9.

    Formula:Addition of Three Numbers

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

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18. 18.

    Continue the pattern by counting in 5s: 20, 25, ___

    Formula:Skip Counting

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

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19. 19.

    Add 79 and 40.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    What is 9 × 10?

    Formula:Multiplication (Times Tables)

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

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