Add 60/45 and 4/7
1st number: 1 15/45, 2nd number: 4/7
60/45 + 4/7 is 40/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
60/45 = 60 × 7/45 × 7 = 420/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
4/7 = 4 × 45/7 × 45 = 180/315 - Add the two like fractions:
420/315 + 180/315 = 420 + 180/315 = 600/315 - 600/315 simplified gives 40/21
- So, 60/45 + 4/7 = 40/21
In mixed form: 119/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+8/7 60/90+4/7 60/45+4/14 60/45+12/7 60/45+4/21 60/45+20/7 60/45+4/35 60/45+28/7 60/45+4/49