Add 63/70 and 4/5
63/70 + 4/5 is 17/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
63/70 = 63 × 1/70 × 1 = 63/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
4/5 = 4 × 14/5 × 14 = 56/70 - Add the two like fractions:
63/70 + 56/70 = 63 + 56/70 = 119/70 - 119/70 simplified gives 17/10
- So, 63/70 + 4/5 = 17/10
In mixed form: 17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+8/5 63/70+4/10 63/70+12/5 63/70+4/15 63/70+20/5 63/70+4/25 63/70+28/5 63/70+4/35