Add 90/60 and 63/16
1st number: 1 30/60, 2nd number: 3 15/16
90/60 + 63/16 is 87/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
90/60 = 90 × 4/60 × 4 = 360/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
63/16 = 63 × 15/16 × 15 = 945/240 - Add the two like fractions:
360/240 + 945/240 = 360 + 945/240 = 1305/240 - 1305/240 simplified gives 87/16
- So, 90/60 + 63/16 = 87/16
In mixed form: 57/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+63/32 90/60+63/48 90/60+63/80