Add 42/45 and 5/49
42/45 + 5/49 is 761/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
42/45 = 42 × 49/45 × 49 = 2058/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
5/49 = 5 × 45/49 × 45 = 225/2205 - Add the two like fractions:
2058/2205 + 225/2205 = 2058 + 225/2205 = 2283/2205 - 2283/2205 simplified gives 761/735
- So, 42/45 + 5/49 = 761/735
In mixed form: 126/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+5/49 42/45+10/49 42/90+5/49 42/45+5/98 42/45+15/49 42/45+25/49 42/45+35/49