Add 20/36 and 16/70
20/36 + 16/70 is 247/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
20/36 = 20 × 35/36 × 35 = 700/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
16/70 = 16 × 18/70 × 18 = 288/1260 - Add the two like fractions:
700/1260 + 288/1260 = 700 + 288/1260 = 988/1260 - 988/1260 simplified gives 247/315
- So, 20/36 + 16/70 = 247/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+16/70 20/36+32/70 20/72+16/70 60/36+16/70 20/36+48/70 20/36+80/70