Add 25/64 and 70/84
25/64 + 70/84 is 235/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 84 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 64 × 21 = 1344,
25/64 = 25 × 21/64 × 21 = 525/1344 - Likewise, for the 2nd fraction, since 84 × 16 = 1344,
70/84 = 70 × 16/84 × 16 = 1120/1344 - Add the two like fractions:
525/1344 + 1120/1344 = 525 + 1120/1344 = 1645/1344 - 1645/1344 simplified gives 235/192
- So, 25/64 + 70/84 = 235/192
In mixed form: 143/192
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/64+70/84 75/64+70/84