Add 42/7 and 14/45
1st number: 6 0/7, 2nd number: 14/45
42/7 + 14/45 is 284/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
42/7 = 42 × 45/7 × 45 = 1890/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
14/45 = 14 × 7/45 × 7 = 98/315 - Add the two like fractions:
1890/315 + 98/315 = 1890 + 98/315 = 1988/315 - 1988/315 simplified gives 284/45
- So, 42/7 + 14/45 = 284/45
In mixed form: 614/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/7+14/45 42/7+28/45 42/14+14/45 42/7+14/90 42/7+42/45 42/21+14/45 42/7+70/45 42/35+14/45 42/7+98/45 42/49+14/45