Add 7/16 and 21/60
7/16 + 21/60 is 63/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
7/16 = 7 × 15/16 × 15 = 105/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
21/60 = 21 × 4/60 × 4 = 84/240 - Add the two like fractions:
105/240 + 84/240 = 105 + 84/240 = 189/240 - 189/240 simplified gives 63/80
- So, 7/16 + 21/60 = 63/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/16+21/60 7/16+42/60 7/32+21/60 21/16+21/60 7/16+63/60 7/48+21/60 35/16+21/60 7/80+21/60 49/16+21/60