Add 7/60 and 12/90
7/60 + 12/90 is 1/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
7/60 = 7 × 3/60 × 3 = 21/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
12/90 = 12 × 2/90 × 2 = 24/180 - Add the two like fractions:
21/180 + 24/180 = 21 + 24/180 = 45/180 - 45/180 simplified gives 1/4
- So, 7/60 + 12/90 = 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/60+12/90 7/60+24/90 21/60+12/90 7/60+36/90 35/60+12/90 7/60+60/90 49/60+12/90 7/60+84/90