Add 9/20 and 8/35
9/20 + 8/35 is 19/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
9/20 = 9 × 7/20 × 7 = 63/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
8/35 = 8 × 4/35 × 4 = 32/140 - Add the two like fractions:
63/140 + 32/140 = 63 + 32/140 = 95/140 - 95/140 simplified gives 19/28
- So, 9/20 + 8/35 = 19/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+8/35 9/20+16/35 9/40+8/35 9/20+8/70 27/20+8/35 9/20+24/35 9/60+8/35 45/20+8/35 9/20+40/35 63/20+8/35 9/20+56/35