Add 90/50 and 63/8
1st number: 1 40/50, 2nd number: 7 7/8
90/50 + 63/8 is 387/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
90/50 = 90 × 4/50 × 4 = 360/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
63/8 = 63 × 25/8 × 25 = 1575/200 - Add the two like fractions:
360/200 + 1575/200 = 360 + 1575/200 = 1935/200 - 1935/200 simplified gives 387/40
- So, 90/50 + 63/8 = 387/40
In mixed form: 927/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+63/16 90/50+63/24 90/50+63/40 90/50+63/56