Add 9/90 and 8/10
9/90 + 8/10 is 9/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
8/10 = 8 × 9/10 × 9 = 72/90 - Add the two like fractions:
9/90 + 72/90 = 9 + 72/90 = 81/90 - 81/90 simplified gives 9/10
- So, 9/90 + 8/10 = 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+8/10 9/90+16/10 9/90+8/20 27/90+8/10 9/90+24/10 9/90+8/30 45/90+8/10 9/90+40/10 9/90+8/50 63/90+8/10 9/90+56/10 9/90+8/70