Zambia · Grade 3 · Practice Sheet 33

1. 1.

   Fill in the missing number: 8 + ___ = 16.

   Formula:Missing Addend

   $b = \text{total} - a$

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2. 2.

   Subtract 38 from 81.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   Add 6 + 13 + 20.

   Formula:Addition of Three Numbers

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

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4. 4.

   You have ZK 1 and ZK 7. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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5. 5.

   What is double 20?

   Formula:Doubling

   $d = 2 \times n$

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6. 6.

   What is half of 42?

   Formula:Halving

   $h = n \div 2$

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7. 7.

   Subtract 45 from 98.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   What is half of 30?

   Formula:Halving

   $h = n \div 2$

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9. 9.

   What is 6 × 8?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Subtract 33 from 58.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    How many tens are there in the number 37?

    Formula:Place Value

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

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12. 12.

    Add 19 + 10 + 7.

    Formula:Addition of Three Numbers

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

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13. 13.

    What is half of 44?

    Formula:Halving

    $h = n \div 2$

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14. 14.

    What is 7 × 6?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    Add 4 + 12 + 7.

    Formula:Addition of Three Numbers

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

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16. 16.

    Continue the pattern by counting in 2s: 4, 6, ___

    Formula:Skip Counting

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

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17. 17.

    You have ZK 1 and ZK 6. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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18. 18.

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

    Formula:Skip Counting

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

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19. 19.

    Add 54 and 26.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    What is 9 × 3?

    Formula:Multiplication (Times Tables)

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

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