Add 2/35 and 72/30, Solve 2/35 + 2 12/30 as a fraction

Add 2/35 and 72/30

1^st number: 2/35, 2^nd number: 2 12/30

2/35 + 72/30 is 86/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
2/35 = 2 × 6/35 × 6 = 12/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
72/30 = 72 × 7/30 × 7 = 504/210
Add the two like fractions:
12/210 + 504/210 = 12 + 504/210 = 516/210
516/210 simplified gives 86/35
So, 2/35 + 72/30 = 86/35
In mixed form: 216/35

MathStep (Works offline)

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