Add 36/7 and 45/54
1st number: 5 1/7, 2nd number: 45/54
36/7 + 45/54 is 251/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
36/7 = 36 × 54/7 × 54 = 1944/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
45/54 = 45 × 7/54 × 7 = 315/378 - Add the two like fractions:
1944/378 + 315/378 = 1944 + 315/378 = 2259/378 - 2259/378 simplified gives 251/42
- So, 36/7 + 45/54 = 251/42
In mixed form: 541/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7+45/54 36/7+90/54 36/14+45/54 36/21+45/54 36/35+45/54 36/49+45/54