Add 14/80 and 4/90
14/80 + 4/90 is 79/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
14/80 = 14 × 9/80 × 9 = 126/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
4/90 = 4 × 8/90 × 8 = 32/720 - Add the two like fractions:
126/720 + 32/720 = 126 + 32/720 = 158/720 - 158/720 simplified gives 79/360
- So, 14/80 + 4/90 = 79/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80+4/90 14/80+8/90 42/80+4/90 14/80+12/90 70/80+4/90 14/80+20/90 98/80+4/90 14/80+28/90