Add 40/30 and 90/49
1st number: 1 10/30, 2nd number: 1 41/49
40/30 + 90/49 is 466/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
40/30 = 40 × 49/30 × 49 = 1960/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
90/49 = 90 × 30/49 × 30 = 2700/1470 - Add the two like fractions:
1960/1470 + 2700/1470 = 1960 + 2700/1470 = 4660/1470 - 4660/1470 simplified gives 466/147
- So, 40/30 + 90/49 = 466/147
In mixed form: 325/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+90/49 40/60+90/49 40/30+90/98 40/90+90/49