Add 16/70 and 49/40
1st number: 16/70, 2nd number: 1 9/40
16/70 + 49/40 is 407/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
16/70 = 16 × 4/70 × 4 = 64/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
49/40 = 49 × 7/40 × 7 = 343/280 - Add the two like fractions:
64/280 + 343/280 = 64 + 343/280 = 407/280 - So, 16/70 + 49/40 = 407/280
In mixed form: 1127/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/70+49/40 16/70+98/40 16/70+49/80 48/70+49/40 80/70+49/40