Add 8/40 and 25/63
8/40 + 25/63 is 188/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
8/40 = 8 × 63/40 × 63 = 504/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
25/63 = 25 × 40/63 × 40 = 1000/2520 - Add the two like fractions:
504/2520 + 1000/2520 = 504 + 1000/2520 = 1504/2520 - 1504/2520 simplified gives 188/315
- So, 8/40 + 25/63 = 188/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40+25/63 8/40+50/63 8/80+25/63 24/40+25/63 8/40+75/63 56/40+25/63