Add 42/35 and 63/8
1st number: 1 7/35, 2nd number: 7 7/8
42/35 + 63/8 is 363/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
42/35 = 42 × 8/35 × 8 = 336/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
63/8 = 63 × 35/8 × 35 = 2205/280 - Add the two like fractions:
336/280 + 2205/280 = 336 + 2205/280 = 2541/280 - 2541/280 simplified gives 363/40
- So, 42/35 + 63/8 = 363/40
In mixed form: 93/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+63/8 42/70+63/8 42/35+63/16 42/35+63/24 42/35+63/40 42/35+63/56