Add 72/35 and 40/54
1st number: 2 2/35, 2nd number: 40/54
72/35 + 40/54 is 2644/945.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 35 × 54 = 1890,
72/35 = 72 × 54/35 × 54 = 3888/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
40/54 = 40 × 35/54 × 35 = 1400/1890 - Add the two like fractions:
3888/1890 + 1400/1890 = 3888 + 1400/1890 = 5288/1890 - 5288/1890 simplified gives 2644/945
- So, 72/35 + 40/54 = 2644/945
In mixed form: 2754/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35+80/54 72/70+40/54