# TABE Math Computations Practice Test 2

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#### 20.159 + 0.52 = ?

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The answer is 20.679. Make sure to line up the decimal points before adding.

#### 5^3 = ?

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Answer is 5 x 5 x 5 = 125, so none of the shown answers is correct

#### 7/10 + 4/10 = ?

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When adding fractions that have the same denominator (the number on the bottom), you simply add the numerators together and keep the denominator the same. So 7/10 + 4/10 = (7+4)/10 = 11/10 which is the same as 1 1/10

#### 15% of 40 = ?

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15% is equivalent to 15/100 or 0.15. You find 15% of 40 by multiplying 40 x .15 = 6

#### Solve for y. -2y = 8

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Divide both sides of the equation by -2 to get the y variable by itself, this will yield the equation y = -4.

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#### 7y + y = ?

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When adding or subtracting equations with variables, you keep the variable as a unit. Think of the variable y as "apples", then the equation becomes 7 apples + 1 apple = 8 apples (or 8y)