Add 63/70 and 84/27
1st number: 63/70, 2nd number: 3 3/27
63/70 + 84/27 is 361/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 27 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
63/70 = 63 × 27/70 × 27 = 1701/1890 - Likewise, for the 2nd fraction, since 27 × 70 = 1890,
84/27 = 84 × 70/27 × 70 = 5880/1890 - Add the two like fractions:
1701/1890 + 5880/1890 = 1701 + 5880/1890 = 7581/1890 - 7581/1890 simplified gives 361/90
- So, 63/70 + 84/27 = 361/90
In mixed form: 41/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+84/54 63/70+84/81