Add 70/98 and 1/42
70/98 + 1/42 is 31/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
70/98 = 70 × 3/98 × 3 = 210/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
1/42 = 1 × 7/42 × 7 = 7/294 - Add the two like fractions:
210/294 + 7/294 = 210 + 7/294 = 217/294 - 217/294 simplified gives 31/42
- So, 70/98 + 1/42 = 31/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/98+2/42 70/98+1/84 70/98+3/42 70/98+5/42 70/98+7/42