Add 72/42 and 48/10
1st number: 1 30/42, 2nd number: 4 8/10
72/42 + 48/10 is 228/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
72/42 = 72 × 5/42 × 5 = 360/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
48/10 = 48 × 21/10 × 21 = 1008/210 - Add the two like fractions:
360/210 + 1008/210 = 360 + 1008/210 = 1368/210 - 1368/210 simplified gives 228/35
- So, 72/42 + 48/10 = 228/35
In mixed form: 618/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/42+96/10 72/84+48/10 72/42+48/20 72/42+48/30 72/42+48/50 72/42+48/70