Add 48/72 and 15/45
48/72 + 15/45 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
48/72 = 48 × 5/72 × 5 = 240/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
15/45 = 15 × 8/45 × 8 = 120/360 - Add the two like fractions:
240/360 + 120/360 = 240 + 120/360 = 360/360 - 360/360 simplified gives 1/1
- So, 48/72 + 15/45 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/72+15/45 48/72+30/45 48/72+15/90 48/72+75/45