Add 72/60 and 18/16
1st number: 1 12/60, 2nd number: 1 2/16
72/60 + 18/16 is 93/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
72/60 = 72 × 4/60 × 4 = 288/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
18/16 = 18 × 15/16 × 15 = 270/240 - Add the two like fractions:
288/240 + 270/240 = 288 + 270/240 = 558/240 - 558/240 simplified gives 93/40
- So, 72/60 + 18/16 = 93/40
In mixed form: 213/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+36/16 72/60+18/32 72/60+54/16 72/60+18/48 72/60+90/16 72/60+18/80