Add 12/90 and 4/49
12/90 + 4/49 is 158/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
12/90 = 12 × 49/90 × 49 = 588/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
4/49 = 4 × 90/49 × 90 = 360/4410 - Add the two like fractions:
588/4410 + 360/4410 = 588 + 360/4410 = 948/4410 - 948/4410 simplified gives 158/735
- So, 12/90 + 4/49 = 158/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/90+4/49 12/90+8/49 12/90+4/98 36/90+4/49 12/90+12/49 60/90+4/49 12/90+20/49 84/90+4/49 12/90+28/49