Add 90/60 and 7/4
1st number: 1 30/60, 2nd number: 1 3/4
90/60 + 7/4 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
90/60 = 90 × 1/60 × 1 = 90/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
7/4 = 7 × 15/4 × 15 = 105/60 - Add the two like fractions:
90/60 + 105/60 = 90 + 105/60 = 195/60 - 195/60 simplified gives 13/4
- So, 90/60 + 7/4 = 13/4
In mixed form: 31/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+14/4 90/60+7/8 90/60+21/4 90/60+7/12 90/60+35/4 90/60+7/20 90/60+49/4 90/60+7/28