Add 30/40 and 10/63
30/40 + 10/63 is 229/252.
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,
30/40 = 30 × 63/40 × 63 = 1890/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
10/63 = 10 × 40/63 × 40 = 400/2520 - Add the two like fractions:
1890/2520 + 400/2520 = 1890 + 400/2520 = 2290/2520 - 2290/2520 simplified gives 229/252
- So, 30/40 + 10/63 = 229/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40+10/63 30/40+20/63 30/80+10/63 90/40+10/63 30/40+30/63 30/40+50/63 30/40+70/63