Add 12/90 and 75/48
1st number: 12/90, 2nd number: 1 27/48
12/90 + 75/48 is 407/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
12/90 = 12 × 8/90 × 8 = 96/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
75/48 = 75 × 15/48 × 15 = 1125/720 - Add the two like fractions:
96/720 + 1125/720 = 96 + 1125/720 = 1221/720 - 1221/720 simplified gives 407/240
- So, 12/90 + 75/48 = 407/240
In mixed form: 1167/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/90+75/48 12/90+75/96 36/90+75/48 60/90+75/48 84/90+75/48