Add 8/72 and 4/35
8/72 + 4/35 is 71/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 35 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
8/72 = 8 × 35/72 × 35 = 280/2520 - Likewise, for the 2nd fraction, since 35 × 72 = 2520,
4/35 = 4 × 72/35 × 72 = 288/2520 - Add the two like fractions:
280/2520 + 288/2520 = 280 + 288/2520 = 568/2520 - 568/2520 simplified gives 71/315
- So, 8/72 + 4/35 = 71/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/72+4/35 8/72+8/35 8/72+4/70 24/72+4/35 8/72+12/35 40/72+4/35 8/72+20/35 56/72+4/35 8/72+28/35