Add 54/10 and 63/7
1st number: 5 4/10, 2nd number: 9 0/7
54/10 + 63/7 is 72/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
54/10 = 54 × 7/10 × 7 = 378/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
63/7 = 63 × 10/7 × 10 = 630/70 - Add the two like fractions:
378/70 + 630/70 = 378 + 630/70 = 1008/70 - 1008/70 simplified gives 72/5
- So, 54/10 + 63/7 = 72/5
In mixed form: 142/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+63/7 54/10+63/14 54/30+63/7 54/10+63/21 54/50+63/7 54/10+63/35 54/70+63/7 54/10+63/49