Math 8 Review - Fractions, Decimals, Expressions, Equations

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, with a numerator (top number) and a denominator (bottom number).

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.75 = 75/100) and simplify if possible.

Front

What is the tenths place in a decimal?

Back

The tenths place is the first digit to the right of the decimal point, representing one-tenth of a whole.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD).

Front

What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same value (e.g., 1/2 and 2/4).

Front

What is the process to add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Front

What is the value of 8h + 7(2 + 4h)?

Back

The value is 36h + 14 after distributing and combining like terms.

Front

How do you convert a mixed number to a decimal?

Back

To convert a mixed number to a decimal, convert the whole number to a decimal and add it to the decimal equivalent of the fractional part.

Front

What is the decimal equivalent of 9 3/8?

Back

The decimal equivalent is 9.375.

Front

What is the simplified form of 18/45?

Back

The simplified form is 2/5.