Mexico · Grado 3 · Practice Sheet 19

1. 1.

   How many tens are there in the number 65?

   Formula:Place Value

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

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2. 2.

   Add 11 + 16 + 11.

   Formula:Addition of Three Numbers

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

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3. 3.

   28 sweets are shared equally among 4 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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4. 4.

   You have $4 and $2. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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5. 5.

   How many tens are there in the number 28?

   Formula:Place Value

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

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6. 6.

   12 sweets are shared equally among 2 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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7. 7.

   How many tens are there in the number 34?

   Formula:Place Value

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

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8. 8.

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

   Formula:Skip Counting

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

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9. 9.

   Add 69 and 44.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    Add 5 + 8 + 13.

    Formula:Addition of Three Numbers

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

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11. 11.

    What is 3 × 7?

    Formula:Multiplication (Times Tables)

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

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12. 12.

    You have $5 and $3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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13. 13.

    What is 5 × 6?

    Formula:Multiplication (Times Tables)

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

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14. 14.

    25 sweets are shared equally among 5 children. How many does each child get?

    Formula:Division (Equal Sharing)

    $\text{each} = \text{total} \div \text{groups}$

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15. 15.

    Add 20 + 12 + 14.

    Formula:Addition of Three Numbers

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

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16. 16.

    Subtract 29 from 46.

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    Fill in the missing number: 11 + ___ = 15.

    Formula:Missing Addend

    $b = \text{total} - a$

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18. 18.

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

    Formula:Skip Counting

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

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19. 19.

    Add 14 and 60.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    What is 4 × 5?

    Formula:Multiplication (Times Tables)

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

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