Spiral Review #4

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign. For example, 0.008 x 100 = 0.8%.

Front

What is the result of subtracting a negative number from a negative number?

Back

When you subtract a negative number, it is equivalent to adding its positive counterpart. For example, -28 - (-13) = -28 + 13 = -15.

Front

What is the sum of two negative integers?

Back

The sum of two negative integers is also a negative integer. For example, -9 + (-5) = -14.

Front

How do you convert an improper fraction to a mixed number?

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the numerator of the fractional part.

Front

What is the result of subtracting a positive integer from a negative integer?

Back

Subtracting a positive integer from a negative integer results in a more negative integer. For example, -15 - 9 = -24.

Front

What is the definition of a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part per hundred.

Front

What is the rule for adding integers with different signs?

Back

When adding integers with different signs, subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

How do you simplify the expression -28 - (-13)?

Back

To simplify -28 - (-13), change the subtraction of a negative to addition: -28 + 13 = -15.

Front

What is the process for adding two negative numbers?

Back

To add two negative numbers, add their absolute values and keep the negative sign. For example, -9 + (-5) = -(9 + 5) = -14.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.