Add 98/42 and 1/72, Solve 2 14/42 + 1/72 as a fraction

Add 98/42 and 1/72

1^st number: 2 14/42, 2^nd number: 1/72

98/42 + 1/72 is 169/72.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 42 × 12 = 504,
98/42 = 98 × 12/42 × 12 = 1176/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
1/72 = 1 × 7/72 × 7 = 7/504
Add the two like fractions:
1176/504 + 7/504 = 1176 + 7/504 = 1183/504
1183/504 simplified gives 169/72
So, 98/42 + 1/72 = 169/72
In mixed form: 225/72

MathStep (Works offline)

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