Add 36/45 and 25/42
36/45 + 25/42 is 293/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
36/45 = 36 × 14/45 × 14 = 504/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
25/42 = 25 × 15/42 × 15 = 375/630 - Add the two like fractions:
504/630 + 375/630 = 504 + 375/630 = 879/630 - 879/630 simplified gives 293/210
- So, 36/45 + 25/42 = 293/210
In mixed form: 183/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45+25/42 36/45+50/42 36/90+25/42 36/45+25/84 36/45+75/42