Add 4/70 and 18/8
1st number: 4/70, 2nd number: 2 2/8
4/70 + 18/8 is 323/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
4/70 = 4 × 4/70 × 4 = 16/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
18/8 = 18 × 35/8 × 35 = 630/280 - Add the two like fractions:
16/280 + 630/280 = 16 + 630/280 = 646/280 - 646/280 simplified gives 323/140
- So, 4/70 + 18/8 = 323/140
In mixed form: 243/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+18/8 4/70+36/8 4/70+18/16 12/70+18/8 4/70+54/8 4/70+18/24 20/70+18/8 4/70+90/8 4/70+18/40 28/70+18/8 4/70+18/56