Add 4/8 and 63/70
4/8 + 63/70 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
4/8 = 4 × 35/8 × 35 = 140/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
63/70 = 63 × 4/70 × 4 = 252/280 - Add the two like fractions:
140/280 + 252/280 = 140 + 252/280 = 392/280 - 392/280 simplified gives 7/5
- So, 4/8 + 63/70 = 7/5
In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+63/70 12/8+63/70 4/24+63/70 20/8+63/70 4/40+63/70 28/8+63/70 4/56+63/70