Add 7/28 and 32/45
7/28 + 32/45 is 173/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
7/28 = 7 × 45/28 × 45 = 315/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
32/45 = 32 × 28/45 × 28 = 896/1260 - Add the two like fractions:
315/1260 + 896/1260 = 315 + 896/1260 = 1211/1260 - 1211/1260 simplified gives 173/180
- So, 7/28 + 32/45 = 173/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28+32/45 7/28+64/45 7/56+32/45 7/28+32/90 21/28+32/45 7/28+96/45 7/84+32/45 35/28+32/45 49/28+32/45