Add 18/10 and 40/7
1st number: 1 8/10, 2nd number: 5 5/7
18/10 + 40/7 is 263/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
18/10 = 18 × 7/10 × 7 = 126/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
40/7 = 40 × 10/7 × 10 = 400/70 - Add the two like fractions:
126/70 + 400/70 = 126 + 400/70 = 526/70 - 526/70 simplified gives 263/35
- So, 18/10 + 40/7 = 263/35
In mixed form: 718/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+40/7 18/10+80/7 18/20+40/7 18/10+40/14 54/10+40/7 18/30+40/7 18/10+40/21 90/10+40/7 18/50+40/7 18/10+40/35 18/70+40/7 18/10+40/49