Add 98/56 and 1/72, Solve 1 42/56 + 1/72 as a fraction

Add 98/56 and 1/72

1^st number: 1 42/56, 2^nd number: 1/72

98/56 + 1/72 is 127/72.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
98/56 = 98 × 9/56 × 9 = 882/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
1/72 = 1 × 7/72 × 7 = 7/504
Add the two like fractions:
882/504 + 7/504 = 882 + 7/504 = 889/504
889/504 simplified gives 127/72
So, 98/56 + 1/72 = 127/72
In mixed form: 155/72

MathStep (Works offline)

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