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Ecuador · Grado 3 · Practice Sheet 27

Sheet code: ECUADOR-G3-S27 · 20 questions

Name: ______________
Date: ______________
  1. 1.

    You have $7 and $8. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  2. 2.

    What is double 21?

    Formula:Doubling
    d=2×nd = 2 \times n
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  3. 3.

    Subtract 70 from 90.

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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  4. 4.

    There are 3 bags with 4 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition
    total=groups×size\text{total} = \text{groups} \times \text{size}
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  5. 5.

    Add 56 and 32.

    Formula:Addition
    sum=a+b\text{sum} = a + b
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  6. 6.

    How many tens are there in the number 39?

    Formula:Place Value
    value=tens×10+ones\text{value} = \text{tens} \times 10 + \text{ones}
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  7. 7.

    Fill in the missing number: 7 + ___ = 10.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  8. 8.

    You have $2 and $3. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  9. 9.

    Fill in the missing number: 9 + ___ = 14.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  10. 10.

    You have $6 and $2. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  11. 11.

    Add 31 and 17.

    Formula:Addition
    sum=a+b\text{sum} = a + b
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  12. 12.

    There are 6 bags with 2 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition
    total=groups×size\text{total} = \text{groups} \times \text{size}
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  13. 13.

    What is 4 × 5?

    Formula:Multiplication (Times Tables)
    product=a×b\text{product} = a \times b
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  14. 14.

    What is half of 40?

    Formula:Halving
    h=n÷2h = n \div 2
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  15. 15.

    How many tens are there in the number 38?

    Formula:Place Value
    value=tens×10+ones\text{value} = \text{tens} \times 10 + \text{ones}
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  16. 16.

    Add 11 + 4 + 15.

    Formula:Addition of Three Numbers
    sum=a+b+c\text{sum} = a + b + c
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  17. 17.

    What is double 9?

    Formula:Doubling
    d=2×nd = 2 \times n
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  18. 18.

    Fill in the missing number: 9 + ___ = 19.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  19. 19.

    There are 3 bags with 5 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition
    total=groups×size\text{total} = \text{groups} \times \text{size}
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  20. 20.

    Subtract 32 from 40.

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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