Add 42/10 and 98/30
1st number: 4 2/10, 2nd number: 3 8/30
42/10 + 98/30 is 112/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
42/10 = 42 × 3/10 × 3 = 126/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
98/30 = 98 × 1/30 × 1 = 98/30 - Add the two like fractions:
126/30 + 98/30 = 126 + 98/30 = 224/30 - 224/30 simplified gives 112/15
- So, 42/10 + 98/30 = 112/15
In mixed form: 77/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+98/30 42/20+98/30 42/10+98/60 42/30+98/30 42/10+98/90 42/50+98/30 42/70+98/30