Add 45/30 and 40/35
1st number: 1 15/30, 2nd number: 1 5/35
45/30 + 40/35 is 37/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
45/30 = 45 × 7/30 × 7 = 315/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
40/35 = 40 × 6/35 × 6 = 240/210 - Add the two like fractions:
315/210 + 240/210 = 315 + 240/210 = 555/210 - 555/210 simplified gives 37/14
- So, 45/30 + 40/35 = 37/14
In mixed form: 29/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+40/35 45/30+80/35 45/60+40/35 45/30+40/70 45/90+40/35