Add 90/48 and 4/90
1st number: 1 42/48, 2nd number: 4/90
90/48 + 4/90 is 691/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
90/48 = 90 × 15/48 × 15 = 1350/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
4/90 = 4 × 8/90 × 8 = 32/720 - Add the two like fractions:
1350/720 + 32/720 = 1350 + 32/720 = 1382/720 - 1382/720 simplified gives 691/360
- So, 90/48 + 4/90 = 691/360
In mixed form: 1331/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+8/90 90/96+4/90 90/48+12/90 90/48+20/90 90/48+28/90