Add 90/16 and 45/56
1st number: 5 10/16, 2nd number: 45/56
90/16 + 45/56 is 45/7.
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,
90/16 = 90 × 7/16 × 7 = 630/112 - Likewise, for the 2nd fraction, since 56 × 2 = 112,
45/56 = 45 × 2/56 × 2 = 90/112 - Add the two like fractions:
630/112 + 90/112 = 630 + 90/112 = 720/112 - 720/112 simplified gives 45/7
- So, 90/16 + 45/56 = 45/7
In mixed form: 63/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+90/56 90/32+45/56 90/48+45/56 90/80+45/56