Add 70/16 and 4/20
1st number: 4 6/16, 2nd number: 4/20
70/16 + 4/20 is 183/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
70/16 = 70 × 5/16 × 5 = 350/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
4/20 = 4 × 4/20 × 4 = 16/80 - Add the two like fractions:
350/80 + 16/80 = 350 + 16/80 = 366/80 - 366/80 simplified gives 183/40
- So, 70/16 + 4/20 = 183/40
In mixed form: 423/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16+8/20 70/32+4/20 70/16+4/40 70/16+12/20 70/48+4/20 70/16+4/60 70/80+4/20 70/16+28/20