Add 1/70 and 54/18
1st number: 1/70, 2nd number: 3 0/18
1/70 + 54/18 is 211/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
1/70 = 1 × 9/70 × 9 = 9/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
54/18 = 54 × 35/18 × 35 = 1890/630 - Add the two like fractions:
9/630 + 1890/630 = 9 + 1890/630 = 1899/630 - 1899/630 simplified gives 211/70
- So, 1/70 + 54/18 = 211/70
In mixed form: 31/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+54/18 1/70+54/36 3/70+54/18 5/70+54/18 1/70+54/90 7/70+54/18