Add 90/98 and 2/42
90/98 + 2/42 is 142/147.
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,
90/98 = 90 × 3/98 × 3 = 270/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
2/42 = 2 × 7/42 × 7 = 14/294 - Add the two like fractions:
270/294 + 14/294 = 270 + 14/294 = 284/294 - 284/294 simplified gives 142/147
- So, 90/98 + 2/42 = 142/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+4/42 90/98+2/84 90/98+6/42 90/98+10/42 90/98+14/42