Add 9/4 and 70/8
1st number: 2 1/4, 2nd number: 8 6/8
9/4 + 70/8 is 11/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
9/4 = 9 × 2/4 × 2 = 18/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
70/8 = 70 × 1/8 × 1 = 70/8 - Add the two like fractions:
18/8 + 70/8 = 18 + 70/8 = 88/8 - 88/8 simplified gives 11/1
- So, 9/4 + 70/8 = 11/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+70/8 9/8+70/8 9/4+70/16 27/4+70/8 9/12+70/8 9/4+70/24 45/4+70/8 9/20+70/8 9/4+70/40 63/4+70/8 9/28+70/8 9/4+70/56