Add 4/72 and 1/70
4/72 + 1/70 is 22/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 70 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
4/72 = 4 × 35/72 × 35 = 140/2520 - Likewise, for the 2nd fraction, since 70 × 36 = 2520,
1/70 = 1 × 36/70 × 36 = 36/2520 - Add the two like fractions:
140/2520 + 36/2520 = 140 + 36/2520 = 176/2520 - 176/2520 simplified gives 22/315
- So, 4/72 + 1/70 = 22/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/72+1/70 4/72+2/70 12/72+1/70 4/72+3/70 20/72+1/70 4/72+5/70 28/72+1/70 4/72+7/70