Add 4/10 and 25/45
4/10 + 25/45 is 43/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
4/10 = 4 × 9/10 × 9 = 36/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
25/45 = 25 × 2/45 × 2 = 50/90 - Add the two like fractions:
36/90 + 50/90 = 36 + 50/90 = 86/90 - 86/90 simplified gives 43/45
- So, 4/10 + 25/45 = 43/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/10+25/45 4/10+50/45 4/20+25/45 4/10+25/90 12/10+25/45 4/10+75/45 4/30+25/45 20/10+25/45 4/50+25/45 28/10+25/45 4/70+25/45