Add 1/45 and 35/72
1/45 + 35/72 is 61/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
1/45 = 1 × 8/45 × 8 = 8/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
35/72 = 35 × 5/72 × 5 = 175/360 - Add the two like fractions:
8/360 + 175/360 = 8 + 175/360 = 183/360 - 183/360 simplified gives 61/120
- So, 1/45 + 35/72 = 61/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45+35/72 1/45+70/72 1/90+35/72 3/45+35/72 5/45+35/72 7/45+35/72