Add 7/70 and 70/54
1st number: 7/70, 2nd number: 1 16/54
7/70 + 70/54 is 377/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
7/70 = 7 × 27/70 × 27 = 189/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
70/54 = 70 × 35/54 × 35 = 2450/1890 - Add the two like fractions:
189/1890 + 2450/1890 = 189 + 2450/1890 = 2639/1890 - 2639/1890 simplified gives 377/270
- So, 7/70 + 70/54 = 377/270
In mixed form: 1107/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/70+70/54 21/70+70/54 35/70+70/54 49/70+70/54