Add 50/54 and 75/70
1st number: 50/54, 2nd number: 1 5/70
50/54 + 75/70 is 755/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
50/54 = 50 × 35/54 × 35 = 1750/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
75/70 = 75 × 27/70 × 27 = 2025/1890 - Add the two like fractions:
1750/1890 + 2025/1890 = 1750 + 2025/1890 = 3775/1890 - 3775/1890 simplified gives 755/378
- So, 50/54 + 75/70 = 755/378
In mixed form: 1377/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: