Add 48/80 and 45/56
48/80 + 45/56 is 393/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 56 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
48/80 = 48 × 7/80 × 7 = 336/560 - Likewise, for the 2nd fraction, since 56 × 10 = 560,
45/56 = 45 × 10/56 × 10 = 450/560 - Add the two like fractions:
336/560 + 450/560 = 336 + 450/560 = 786/560 - 786/560 simplified gives 393/280
- So, 48/80 + 45/56 = 393/280
In mixed form: 1113/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/80+45/56 48/80+90/56