SF7 Unit 3 Test Review

Front

What is the decimal equivalent of the fraction \( \frac{3}{20} \)?

Back

0.15

Front

When subtracting integers, what should you change the subtraction sign to?

Back

Addition

Front

What sign change should you make to the number that follows the subtraction sign when subtracting integers?

Back

Change its sign.

Front

Calculate the product: \( 6 \times (-9) \times \left(\frac{1}{2}\right) \).

Back

-27

Front

What is the result of \( 4 \frac{2}{9} \div (-2 \frac{2}{3}) \)?

Back

-1 \frac{7}{12}

Front

What is the rule for determining the sign of the answer when multiplying or dividing numbers?

Back

Same signs = positive answer, Different signs = negative answer.

Front

What is the first step in converting a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator and add the numerator.

Front

What is the result of multiplying two negative integers?

Back

The result is positive.

Front

What is the result of dividing a positive integer by a negative integer?

Back

The result is negative.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.