Add 35/40 and 28/63
35/40 + 28/63 is 95/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
35/40 = 35 × 63/40 × 63 = 2205/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
28/63 = 28 × 40/63 × 40 = 1120/2520 - Add the two like fractions:
2205/2520 + 1120/2520 = 2205 + 1120/2520 = 3325/2520 - 3325/2520 simplified gives 95/72
- So, 35/40 + 28/63 = 95/72
In mixed form: 123/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/40+28/63 35/40+56/63 35/80+28/63 35/40+84/63