Add 45/25 and 49/16
1st number: 1 20/25, 2nd number: 3 1/16
45/25 + 49/16 is 389/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
45/25 = 45 × 16/25 × 16 = 720/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
49/16 = 49 × 25/16 × 25 = 1225/400 - Add the two like fractions:
720/400 + 1225/400 = 720 + 1225/400 = 1945/400 - 1945/400 simplified gives 389/80
- So, 45/25 + 49/16 = 389/80
In mixed form: 469/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/25+49/16 45/25+98/16 45/50+49/16 45/25+49/32 45/75+49/16 45/25+49/48 45/25+49/80