Add 60/98 and 72/70, Solve 60/98 + 1 2/70 as a fraction

Add 60/98 and 72/70

1^st number: 60/98, 2^nd number: 1 2/70

60/98 + 72/70 is 402/245.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
60/98 = 60 × 5/98 × 5 = 300/490
Likewise, for the 2nd fraction, since 70 × 7 = 490,
72/70 = 72 × 7/70 × 7 = 504/490
Add the two like fractions:
300/490 + 504/490 = 300 + 504/490 = 804/490
804/490 simplified gives 402/245
So, 60/98 + 72/70 = 402/245
In mixed form: 1157/245

MathStep (Works offline)

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