Add 4/40 and 36/45
4/40 + 36/45 is 9/10.
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,
4/40 = 4 × 9/40 × 9 = 36/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
36/45 = 36 × 8/45 × 8 = 288/360 - Add the two like fractions:
36/360 + 288/360 = 36 + 288/360 = 324/360 - 324/360 simplified gives 9/10
- So, 4/40 + 36/45 = 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/40+36/45 4/40+72/45 4/80+36/45 4/40+36/90 12/40+36/45 20/40+36/45 28/40+36/45