Add 70/72 and 16/84
70/72 + 16/84 is 293/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
70/72 = 70 × 7/72 × 7 = 490/504 - Likewise, for the 2nd fraction, since 84 × 6 = 504,
16/84 = 16 × 6/84 × 6 = 96/504 - Add the two like fractions:
490/504 + 96/504 = 490 + 96/504 = 586/504 - 586/504 simplified gives 293/252
- So, 70/72 + 16/84 = 293/252
In mixed form: 141/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72+32/84 70/72+48/84 70/72+80/84