Add 8/40 and 25/45
8/40 + 25/45 is 34/45.
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,
8/40 = 8 × 9/40 × 9 = 72/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
25/45 = 25 × 8/45 × 8 = 200/360 - Add the two like fractions:
72/360 + 200/360 = 72 + 200/360 = 272/360 - 272/360 simplified gives 34/45
- So, 8/40 + 25/45 = 34/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40+25/45 8/40+50/45 8/80+25/45 8/40+25/90 24/40+25/45 8/40+75/45 56/40+25/45