Add 63/4 and 20/35
1st number: 15 3/4, 2nd number: 20/35
63/4 + 20/35 is 457/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
63/4 = 63 × 35/4 × 35 = 2205/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
20/35 = 20 × 4/35 × 4 = 80/140 - Add the two like fractions:
2205/140 + 80/140 = 2205 + 80/140 = 2285/140 - 2285/140 simplified gives 457/28
- So, 63/4 + 20/35 = 457/28
In mixed form: 169/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4+40/35 63/8+20/35 63/4+20/70 63/4+60/35 63/12+20/35 63/20+20/35 63/28+20/35