Add 42/4 and 49/10
1st number: 10 2/4, 2nd number: 4 9/10
42/4 + 49/10 is 77/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
42/4 = 42 × 5/4 × 5 = 210/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
49/10 = 49 × 2/10 × 2 = 98/20 - Add the two like fractions:
210/20 + 98/20 = 210 + 98/20 = 308/20 - 308/20 simplified gives 77/5
- So, 42/4 + 49/10 = 77/5
In mixed form: 152/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+49/10 42/4+98/10 42/8+49/10 42/4+49/20 42/12+49/10 42/4+49/30 42/20+49/10 42/4+49/50 42/28+49/10 42/4+49/70