ZMath 150  - Unit 9: Mid-Semester Review
1) Write these numbers in order from least to greatest. 37,289; 37,201; 37,320

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2) Jarod and two friends went to the movies. Cost of admission was $5.95 for each person. How much change would Jarod receive if he paid for everybody’s admission with a twenty dollar bill?

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3)

Find the square root.


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4)

Find the difference between 92 and 62.


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5)

7 × 6 – 20 ÷ 5


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6) Add. 356 + 239 + 1432

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7) Subtract. 89,230 – 45,359

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8) Multiply. 34 x 87

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9) Write the standard form. 40,000 + 7,000 + 300 + 10 + 8

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10)

Divide. Write quotient and remainder.


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11) Write 23 x 12 another way using the commutative property, then solve.

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12) Write (15 + 7) + 13 another way using the associative property, then solve.

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13) Evaluate. 8 x 9 x 0 x 5

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14) Subtract. 6739 – 2843

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15) In the auditorium there are 35 rows of seats. In each row there are 12 seats. How many seats are in the auditorium?

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16)

Reduce.


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17) Find GCF for 24 and 32.

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18) Find LCM for 8 and 10.

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19)

Find the missing denominator.


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20)

Write as a mixed fraction.


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21)

Round to the nearest half.


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22)

Add and Simplify.


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23)

Subtract and Simplify.


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24)

Add and Simplify.


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25) Ellen is saving money to purchase a guitar. She can save $25 per week. If the guitar costs $736, how many weeks will she have to save in order to have enough money to purchase the guitar?

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