Add 36/20 and 90/48
1st number: 1 16/20, 2nd number: 1 42/48
36/20 + 90/48 is 147/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
36/20 = 36 × 12/20 × 12 = 432/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
90/48 = 90 × 5/48 × 5 = 450/240 - Add the two like fractions:
432/240 + 450/240 = 432 + 450/240 = 882/240 - 882/240 simplified gives 147/40
- So, 36/20 + 90/48 = 147/40
In mixed form: 327/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/20+90/48 36/40+90/48 36/20+90/96 36/60+90/48