Add 16/40 and 9/30
16/40 + 9/30 is 7/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
16/40 = 16 × 3/40 × 3 = 48/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
9/30 = 9 × 4/30 × 4 = 36/120 - Add the two like fractions:
48/120 + 36/120 = 48 + 36/120 = 84/120 - 84/120 simplified gives 7/10
- So, 16/40 + 9/30 = 7/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/40+9/30 16/40+18/30 16/80+9/30 16/40+9/60 48/40+9/30 16/40+27/30 16/40+9/90 80/40+9/30 16/40+45/30 16/40+63/30