Add 9/5 and 16/40
1st number: 1 4/5, 2nd number: 16/40
9/5 + 16/40 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
9/5 = 9 × 8/5 × 8 = 72/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
16/40 = 16 × 1/40 × 1 = 16/40 - Add the two like fractions:
72/40 + 16/40 = 72 + 16/40 = 88/40 - 88/40 simplified gives 11/5
- So, 9/5 + 16/40 = 11/5
In mixed form: 21/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+16/40 9/5+32/40 9/10+16/40 9/5+16/80 27/5+16/40 9/5+48/40 9/15+16/40 45/5+16/40 9/5+80/40 9/25+16/40 63/5+16/40 9/35+16/40