ZMath 150  - Unit 8: Fractions with Unlike Denominators; Adding and Subtracting
For questions #1 through #3, use fraction bars to check your answers.

1)

Solve.


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2)

Solve.


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3)

Solve.


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Solve problems #4 through #6.

4)

Solve.


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5)

Solve.


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6)

Solve.


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Check your work with fraction bars for problems #7 through #9.

7)

Solve.


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8)

Solve.


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9)

Solve.


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10)

Find the difference.


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11)

Find the difference.


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12)

Find the difference.


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Use the number line and round the given fractions to the nearest half in problems #13 through #15.


13)

Round to the nearest half and choose the correct answer.


14)

Round to the nearest half and choose the correct answer.


15)

Round to the nearest half and choose the correct answer.


16) Tonya’s grandma has two pieces of cloth. She wants to estimate how much longer one piece is than the other. She will estimate to the nearest half inch. One piece is 4 7/8 yards long. The other piece is 6 1/8 yards long. The difference in the two pieces of cloth is about how much?

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Review

17)

Find the sum and simplify.


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18) Find the LCD for 6 and 10.

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19)

Use the distributive property to find the missing numbers. State the missing numbers.


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20) Find the product. 89 x 97

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21)

State the quotient and the remainder.


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22)

9 + 6 × 5 ÷ 2


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23)

Find the square root.


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24)

Reduce.


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25) Is 4/5 equivalent to 28/35? Explain your answer.

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