Add 9/7 and 70/8
1st number: 1 2/7, 2nd number: 8 6/8
9/7 + 70/8 is 281/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
9/7 = 9 × 8/7 × 8 = 72/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
70/8 = 70 × 7/8 × 7 = 490/56 - Add the two like fractions:
72/56 + 490/56 = 72 + 490/56 = 562/56 - 562/56 simplified gives 281/28
- So, 9/7 + 70/8 = 281/28
In mixed form: 101/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/7+70/8 9/14+70/8 9/7+70/16 27/7+70/8 9/21+70/8 9/7+70/24 45/7+70/8 9/35+70/8 9/7+70/40 63/7+70/8 9/49+70/8 9/7+70/56