Add 70/8 and 63/54
1st number: 8 6/8, 2nd number: 1 9/54
70/8 + 63/54 is 119/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
70/8 = 70 × 27/8 × 27 = 1890/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
63/54 = 63 × 4/54 × 4 = 252/216 - Add the two like fractions:
1890/216 + 252/216 = 1890 + 252/216 = 2142/216 - 2142/216 simplified gives 119/12
- So, 70/8 + 63/54 = 119/12
In mixed form: 911/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16+63/54 70/24+63/54 70/40+63/54 70/56+63/54