Adding and Subtracting Fraction

Front

What is the Least Common Denominator (LCD) of 1/5 + 2/10?

Back

The Least Common Denominator is 10.

Front

What is 1/8 + 5/8?

Back

1/8 + 5/8 = 6/8 or 3/4.

Front

Sally ran 1/3 of a mile and swam 5/6 of a mile. In simplest form, how much farther did she swim than she ran?

Back

Sally swam 1/2 mile farther than she ran.

Front

When I add or subtract fractions I must have _________ units.

Back

like units.

Front

Do 2/5 and 5/5 have like units?

Back

True.

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator and a denominator.

Front

What is the numerator in a fraction?

Back

The numerator is the top number of a fraction that indicates how many parts are being considered.

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number of a fraction that indicates the total number of equal parts in a whole.

Front

How do you add fractions with like denominators?

Back

Add the numerators and keep the same denominator.

Front

How do you subtract fractions with like denominators?

Back

Subtract the numerators and keep the same denominator.