Add 16/40 and 25/45
16/40 + 25/45 is 43/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
16/40 = 16 × 9/40 × 9 = 144/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
25/45 = 25 × 8/45 × 8 = 200/360 - Add the two like fractions:
144/360 + 200/360 = 144 + 200/360 = 344/360 - 344/360 simplified gives 43/45
- So, 16/40 + 25/45 = 43/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/40+25/45 16/40+50/45 16/80+25/45 16/40+25/90 48/40+25/45 16/40+75/45 80/40+25/45