Add 21/16 and 45/6
1st number: 1 5/16, 2nd number: 7 3/6
21/16 + 45/6 is 141/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 6 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
21/16 = 21 × 3/16 × 3 = 63/48 - Likewise, for the 2nd fraction, since 6 × 8 = 48,
45/6 = 45 × 8/6 × 8 = 360/48 - Add the two like fractions:
63/48 + 360/48 = 63 + 360/48 = 423/48 - 423/48 simplified gives 141/16
- So, 21/16 + 45/6 = 141/16
In mixed form: 813/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/16+45/6 21/16+90/6 21/32+45/6 21/16+45/12 63/16+45/6 21/48+45/6 21/16+45/18 21/80+45/6 21/16+45/30 21/16+45/42