Add 9/4 and 8/70
1st number: 2 1/4, 2nd number: 8/70
9/4 + 8/70 is 331/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
9/4 = 9 × 35/4 × 35 = 315/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
8/70 = 8 × 2/70 × 2 = 16/140 - Add the two like fractions:
315/140 + 16/140 = 315 + 16/140 = 331/140 - So, 9/4 + 8/70 = 331/140
In mixed form: 251/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+8/70 9/4+16/70 9/8+8/70 27/4+8/70 9/4+24/70 9/12+8/70 45/4+8/70 9/4+40/70 9/20+8/70 63/4+8/70 9/4+56/70 9/28+8/70