Add 9/16 and 90/28
1st number: 9/16, 2nd number: 3 6/28
9/16 + 90/28 is 423/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
9/16 = 9 × 7/16 × 7 = 63/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
90/28 = 90 × 4/28 × 4 = 360/112 - Add the two like fractions:
63/112 + 360/112 = 63 + 360/112 = 423/112 - So, 9/16 + 90/28 = 423/112
In mixed form: 387/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/16+90/28 9/32+90/28 9/16+90/56 27/16+90/28 9/48+90/28 9/16+90/84 45/16+90/28 9/80+90/28 63/16+90/28