Add 90/40 and 84/48
1st number: 2 10/40, 2nd number: 1 36/48
90/40 + 84/48 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
90/40 = 90 × 6/40 × 6 = 540/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
84/48 = 84 × 5/48 × 5 = 420/240 - Add the two like fractions:
540/240 + 420/240 = 540 + 420/240 = 960/240 - 960/240 simplified gives 4/1
- So, 90/40 + 84/48 = 4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/80+84/48 90/40+84/96