Add 3/4 and 90/25
1st number: 3/4, 2nd number: 3 15/25
3/4 + 90/25 is 87/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
3/4 = 3 × 25/4 × 25 = 75/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
90/25 = 90 × 4/25 × 4 = 360/100 - Add the two like fractions:
75/100 + 360/100 = 75 + 360/100 = 435/100 - 435/100 simplified gives 87/20
- So, 3/4 + 90/25 = 87/20
In mixed form: 47/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+90/25 3/8+90/25 3/4+90/50 9/4+90/25 3/12+90/25 3/4+90/75 15/4+90/25 3/20+90/25 21/4+90/25 3/28+90/25