Add 45/7 and 48/60, Solve 6 3/7 + 48/60 as a fraction

Add 45/7 and 48/60

1^st number: 6 3/7, 2^nd number: 48/60

45/7 + 48/60 is 253/35.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 7 × 60 = 420,
45/7 = 45 × 60/7 × 60 = 2700/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
48/60 = 48 × 7/60 × 7 = 336/420
Add the two like fractions:
2700/420 + 336/420 = 2700 + 336/420 = 3036/420
3036/420 simplified gives 253/35
So, 45/7 + 48/60 = 253/35
In mixed form: 78/35

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad