Add 42/70 and 16/5
1st number: 42/70, 2nd number: 3 1/5
42/70 + 16/5 is 19/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
16/5 = 16 × 14/5 × 14 = 224/70 - Add the two like fractions:
42/70 + 224/70 = 42 + 224/70 = 266/70 - 266/70 simplified gives 19/5
- So, 42/70 + 16/5 = 19/5
In mixed form: 34/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+16/5 42/70+32/5 42/70+16/10 42/70+48/5 42/70+16/15 42/70+80/5 42/70+16/25 42/70+16/35