Add 9/8 and 72/56
1st number: 1 1/8, 2nd number: 1 16/56
9/8 + 72/56 is 135/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
9/8 = 9 × 7/8 × 7 = 63/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
72/56 = 72 × 1/56 × 1 = 72/56 - Add the two like fractions:
63/56 + 72/56 = 63 + 72/56 = 135/56 - So, 9/8 + 72/56 = 135/56
In mixed form: 223/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/8+72/56 9/16+72/56 27/8+72/56 9/24+72/56 45/8+72/56 9/40+72/56 63/8+72/56 9/56+72/56