Add 30/70 and 98/54
1st number: 30/70, 2nd number: 1 44/54
30/70 + 98/54 is 424/189.
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,
30/70 = 30 × 27/70 × 27 = 810/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
98/54 = 98 × 35/54 × 35 = 3430/1890 - Add the two like fractions:
810/1890 + 3430/1890 = 810 + 3430/1890 = 4240/1890 - 4240/1890 simplified gives 424/189
- So, 30/70 + 98/54 = 424/189
In mixed form: 246/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70+98/54 90/70+98/54