Add 4/30 and 10/45
4/30 + 10/45 is 16/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
10/45 = 10 × 2/45 × 2 = 20/90 - Add the two like fractions:
12/90 + 20/90 = 12 + 20/90 = 32/90 - 32/90 simplified gives 16/45
- So, 4/30 + 10/45 = 16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+10/45 4/30+20/45 4/60+10/45 4/30+10/90 12/30+10/45 4/30+30/45 4/90+10/45 20/30+10/45 4/30+50/45 28/30+10/45 4/30+70/45