Add 42/4 and 3/30
1st number: 10 2/4, 2nd number: 3/30
42/4 + 3/30 is 53/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
42/4 = 42 × 15/4 × 15 = 630/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
3/30 = 3 × 2/30 × 2 = 6/60 - Add the two like fractions:
630/60 + 6/60 = 630 + 6/60 = 636/60 - 636/60 simplified gives 53/5
- So, 42/4 + 3/30 = 53/5
In mixed form: 103/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+3/30 42/4+6/30 42/8+3/30 42/4+3/60 42/4+9/30 42/12+3/30 42/4+3/90 42/4+15/30 42/20+3/30 42/4+21/30 42/28+3/30