Add 48/60 and 90/80
1st number: 48/60, 2nd number: 1 10/80
48/60 + 90/80 is 77/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
48/60 = 48 × 4/60 × 4 = 192/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
90/80 = 90 × 3/80 × 3 = 270/240 - Add the two like fractions:
192/240 + 270/240 = 192 + 270/240 = 462/240 - 462/240 simplified gives 77/40
- So, 48/60 + 90/80 = 77/40
In mixed form: 137/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/60+90/80