Add 63/70 and 60/64
63/70 + 60/64 is 147/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
63/70 = 63 × 32/70 × 32 = 2016/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
60/64 = 60 × 35/64 × 35 = 2100/2240 - Add the two like fractions:
2016/2240 + 2100/2240 = 2016 + 2100/2240 = 4116/2240 - 4116/2240 simplified gives 147/80
- So, 63/70 + 60/64 = 147/80
In mixed form: 167/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: