Add 25/7 and 4/90
1st number: 3 4/7, 2nd number: 4/90
25/7 + 4/90 is 1139/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
25/7 = 25 × 90/7 × 90 = 2250/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630 - Add the two like fractions:
2250/630 + 28/630 = 2250 + 28/630 = 2278/630 - 2278/630 simplified gives 1139/315
- So, 25/7 + 4/90 = 1139/315
In mixed form: 3194/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7+4/90 25/7+8/90 25/14+4/90 75/7+4/90 25/7+12/90 25/21+4/90 25/7+20/90 25/35+4/90 25/7+28/90 25/49+4/90