Add 42/8 and 4/70
1st number: 5 2/8, 2nd number: 4/70
42/8 + 4/70 is 743/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
42/8 = 42 × 35/8 × 35 = 1470/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
4/70 = 4 × 4/70 × 4 = 16/280 - Add the two like fractions:
1470/280 + 16/280 = 1470 + 16/280 = 1486/280 - 1486/280 simplified gives 743/140
- So, 42/8 + 4/70 = 743/140
In mixed form: 543/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+4/70 42/8+8/70 42/16+4/70 42/8+12/70 42/24+4/70 42/8+20/70 42/40+4/70 42/8+28/70 42/56+4/70