Add 15/35 and 56/54
1st number: 15/35, 2nd number: 1 2/54
15/35 + 56/54 is 277/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 35 × 54 = 1890,
15/35 = 15 × 54/35 × 54 = 810/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
56/54 = 56 × 35/54 × 35 = 1960/1890 - Add the two like fractions:
810/1890 + 1960/1890 = 810 + 1960/1890 = 2770/1890 - 2770/1890 simplified gives 277/189
- So, 15/35 + 56/54 = 277/189
In mixed form: 188/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+56/54 15/70+56/54 45/35+56/54 75/35+56/54