Adding Fractions
2/8 + 1/3
7/12
5/6- 4/9
7/18
Use the word LCM in a sentence.
When adding or subtracting fractions with unlike denominators, to make the denominators the same we need to find the LCM (lowest common multiple).
1/2 x 3/4
3/8
1/4 / 4/3
3/16
2/4 +6/7
1 5/14
22/3 - 4/3
6
Use MIXED NUMBER in a sentence.
To simplify an improper fraction, we reduce to lowest terms and convert to a mixed number.
1/2 x 5/4
5/8
3/2 / 10/3
2 1/5 + 1 3/4
3 19/20
3 1/3 - 2 5/6
1/2
Use LOWEST TERMS in a sentence.
We always communicate our final answer in lowest terms.
8/3 x 2/3
1 7/9
2 1/2 / 1 3/8
1 9/11
14/11 + 20/11
3 1/11
5 3/4 - 1 1/3
4 5/12
Use EQUIVALENT FRACTIONS in a sentence
Equivalent fractions have different numerators and denominators but have the same value.
3 1/2 x 3/5
2 1/10
2 4/5 / 3 1/4
9 1/10
1/2 + 2/3 + 3/4
1 11/12
5 3/4 -2 2/3
3 1/12
Use the word reciprocal correctly in a sentence.
When dividing fractions, you keep the first fraction the same, change the operation from division to multiplication and find the reciprocal of the second fraction.
3 1/2 x 1 4/7 x 1 1/3
7 1/3
3 1/2 x 1 1/7 / 1 1/4
3 1/5