Poland · Klasa 2 · Practice Sheet 31

1. 1.

   Add 11 + 17 + 2.

   Formula:Addition of Three Numbers

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

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2. 2.

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

   Formula:Skip Counting

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

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3. 3.

   Fill in the missing number: 9 + ___ = 21.

   Formula:Missing Addend

   $b = \text{total} - a$

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4. 4.

   What is 16 − 3?

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   You have zł 5 and zł 9. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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6. 6.

   What is 8 + 2?

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   Add 13 + 8 + 12.

   Formula:Addition of Three Numbers

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

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8. 8.

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

   Formula:Skip Counting

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

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9. 9.

   There are 2 bags with 6 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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10. 10.

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

    Formula:Missing Addend

    $b = \text{total} - a$

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11. 11.

    What is half of 16?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    What is 7 × 10?

    Formula:Multiplication (Times Tables)

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

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13. 13.

    Continue the pattern by counting in 10s: 0, 10, ___

    Formula:Skip Counting

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

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14. 14.

    Subtract 64 from 93.

    Formula:Subtraction

    $\text{difference} = a - b$

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15. 15.

    What is 4 × 8?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    What is 4 + 8?

    Formula:Addition

    $\text{sum} = a + b$

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17. 17.

    There are 3 bags with 3 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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18. 18.

    Add 17 + 4 + 3.

    Formula:Addition of Three Numbers

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

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19. 19.

    Subtract 33 from 39.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    What is half of 38?

    Formula:Halving

    $h = n \div 2$

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