Add 45/2 and 54/72
1st number: 22 1/2, 2nd number: 54/72
45/2 + 54/72 is 93/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 2 × 36 = 72,
45/2 = 45 × 36/2 × 36 = 1620/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
54/72 = 54 × 1/72 × 1 = 54/72 - Add the two like fractions:
1620/72 + 54/72 = 1620 + 54/72 = 1674/72 - 1674/72 simplified gives 93/4
- So, 45/2 + 54/72 = 93/4
In mixed form: 231/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+54/72 45/4+54/72 45/6+54/72 45/10+54/72 45/14+54/72