Add 4/20 and 70/98
4/20 + 70/98 is 32/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
4/20 = 4 × 49/20 × 49 = 196/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
70/98 = 70 × 10/98 × 10 = 700/980 - Add the two like fractions:
196/980 + 700/980 = 196 + 700/980 = 896/980 - 896/980 simplified gives 32/35
- So, 4/20 + 70/98 = 32/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20+70/98 4/40+70/98 12/20+70/98 4/60+70/98 28/20+70/98