Add 4/90 and 7/50
4/90 + 7/50 is 83/450.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
4/90 = 4 × 5/90 × 5 = 20/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
7/50 = 7 × 9/50 × 9 = 63/450 - Add the two like fractions:
20/450 + 63/450 = 20 + 63/450 = 83/450 - So, 4/90 + 7/50 = 83/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/90+7/50 4/90+14/50 12/90+7/50 4/90+21/50 20/90+7/50 4/90+35/50 28/90+7/50 4/90+49/50