Add 1/84 and 20/32
1/84 + 20/32 is 107/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
1/84 = 1 × 8/84 × 8 = 8/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
20/32 = 20 × 21/32 × 21 = 420/672 - Add the two like fractions:
8/672 + 420/672 = 8 + 420/672 = 428/672 - 428/672 simplified gives 107/168
- So, 1/84 + 20/32 = 107/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/84+20/32 1/84+40/32 1/84+20/64 3/84+20/32 1/84+60/32 1/84+20/96 5/84+20/32 7/84+20/32