Add 60/35 and 4/42, Solve 1 25/35 + 4/42 as a fraction

Add 60/35 and 4/42

1^st number: 1 25/35, 2^nd number: 4/42

60/35 + 4/42 is 38/21.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
60/35 = 60 × 6/35 × 6 = 360/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210
Add the two like fractions:
360/210 + 20/210 = 360 + 20/210 = 380/210
380/210 simplified gives 38/21
So, 60/35 + 4/42 = 38/21
In mixed form: 117/21

MathStep (Works offline)

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