Russia · Grade 3 · Practice Sheet 26

1. 1.

   Fill in the missing number: 3 + ___ = 8.

   Formula:Missing Addend

   $b = \text{total} - a$

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2. 2.

   There are 3 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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3. 3.

   How many tens are there in the number 34?

   Formula:Place Value

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

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4. 4.

   What is double 15?

   Formula:Doubling

   $d = 2 \times n$

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5. 5.

   Add 7 + 20 + 8.

   Formula:Addition of Three Numbers

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

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6. 6.

   There are 3 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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7. 7.

   How many tens are there in the number 36?

   Formula:Place Value

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

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8. 8.

   What is half of 40?

   Formula:Halving

   $h = n \div 2$

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9. 9.

   What is 2 × 8?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Add 23 and 8.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    You have ₽2 and ₽1. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    Add 20 + 14 + 16.

    Formula:Addition of Three Numbers

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

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13. 13.

    Continue the pattern by counting in 5s: 5, 10, ___

    Formula:Skip Counting

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

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14. 14.

    Add 55 and 46.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    What is half of 24?

    Formula:Halving

    $h = n \div 2$

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16. 16.

    Continue the pattern by counting in 10s: 20, 30, ___

    Formula:Skip Counting

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

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17. 17.

    Fill in the missing number: 2 + ___ = 17.

    Formula:Missing Addend

    $b = \text{total} - a$

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18. 18.

    There are 6 bags with 8 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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19. 19.

    Add 88 and 34.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    There are 4 bags with 8 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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