Add 63/70 and 9/16
63/70 + 9/16 is 117/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
63/70 = 63 × 8/70 × 8 = 504/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
9/16 = 9 × 35/16 × 35 = 315/560 - Add the two like fractions:
504/560 + 315/560 = 504 + 315/560 = 819/560 - 819/560 simplified gives 117/80
- So, 63/70 + 9/16 = 117/80
In mixed form: 137/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+18/16 63/70+9/32 63/70+27/16 63/70+9/48 63/70+45/16 63/70+9/80 63/70+63/16