ZMath 150  - Unit 18: First Semester Exam
1) Find the sum: 893 + 430 + 991 + 46 + 2349

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2)

Write another way to add these numbers using the associative property and then state the sum.


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3) Find the difference: 7000 – 2674

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4) If the seating capacity of a football stadium is 60,000 and 48,211 tickets have been sold for a game, how many seats are available to purchase at the gate?

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5)

Write another way to multiply these numbers using the commutative property and then state the product.


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6) Find the product: 456 x 28

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7)

Find the quotient. Express answer as quotient and remainder.


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8)

Find the quotient. Express answer as quotient and remainder.


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9) Write the standard numeral for 23 million, 46 thousand, 2.

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10) Evaluate: 32 + 9 x 5

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11)

82


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12)

Evaluate.


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13)

Simplify.


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14)

Fill in the missing number.


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15)

Simplify.


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16)

Simplify.


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17)

Find the sum and simplify.


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18)

Round to the nearest half.


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19)

Find the difference.


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20)

Find the sum:


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21)

Find the sum and simplify.


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22)

Find the sum and simplify.


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23)

Find the difference and simplify.


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24)

Find the difference.


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25)

Find the difference.


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26)

Solve.


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27)

Find the product and simplify.


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28)

Find the product and simplify.


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29)

Divide and simplify.


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30) There are 12 marbles in a jar. Three are red, 5 are green and 4 are yellow. What is the ratio of yellow marbles to all marbles in the jar?

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31)

List all the possible outcomes for making a Halloween suit from the following items.

mask choices:  ghost, witch, clown

clothes color:  white, black, multicolored

prop:  broom, toy 


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32) Write a mixed fraction for this decimal: 12.34

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33) Round 8.63 to the nearest tenth.

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34) Find the sum: 4.7 + 3.99 + 8

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35) Find the product: 2.34 x 9.7

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36) Complete the pattern below by filling in the missing numbers. State the missing numbers. 30, ____, 38, 42, ____, 50

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37)

Find the quotient.


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38)

Divide and round to nearest hundredth.


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39) Write 75% as a fraction.

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40) Write 75% as a decimal.

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