Add 15/72 and 1/35
15/72 + 1/35 is 199/840.
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,
15/72 = 15 × 35/72 × 35 = 525/2520 - Likewise, for the 2nd fraction, since 35 × 72 = 2520,
1/35 = 1 × 72/35 × 72 = 72/2520 - Add the two like fractions:
525/2520 + 72/2520 = 525 + 72/2520 = 597/2520 - 597/2520 simplified gives 199/840
- So, 15/72 + 1/35 = 199/840
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/72+1/35 15/72+2/35 15/72+1/70 45/72+1/35 15/72+3/35 75/72+1/35 15/72+5/35 15/72+7/35