Add 54/36 and 18/70
1st number: 1 18/36, 2nd number: 18/70
54/36 + 18/70 is 123/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
54/36 = 54 × 35/36 × 35 = 1890/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
18/70 = 18 × 18/70 × 18 = 324/1260 - Add the two like fractions:
1890/1260 + 324/1260 = 1890 + 324/1260 = 2214/1260 - 2214/1260 simplified gives 123/70
- So, 54/36 + 18/70 = 123/70
In mixed form: 153/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+36/70 54/72+18/70 54/36+54/70 54/36+90/70