Add 49/90 and 4/72
49/90 + 4/72 is 3/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
49/90 = 49 × 4/90 × 4 = 196/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Add the two like fractions:
196/360 + 20/360 = 196 + 20/360 = 216/360 - 216/360 simplified gives 3/5
- So, 49/90 + 4/72 = 3/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90+4/72 49/90+8/72 49/90+12/72 49/90+20/72 49/90+28/72