Add 72/16 and 30/56
1st number: 4 8/16, 2nd number: 30/56
72/16 + 30/56 is 141/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 56 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
72/16 = 72 × 7/16 × 7 = 504/112 - Likewise, for the 2nd fraction, since 56 × 2 = 112,
30/56 = 30 × 2/56 × 2 = 60/112 - Add the two like fractions:
504/112 + 60/112 = 504 + 60/112 = 564/112 - 564/112 simplified gives 141/28
- So, 72/16 + 30/56 = 141/28
In mixed form: 51/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16+60/56 72/32+30/56 72/16+90/56 72/48+30/56 72/80+30/56