Add 40/10 and 12/70
1st number: 4 0/10, 2nd number: 12/70
40/10 + 12/70 is 146/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
40/10 = 40 × 7/10 × 7 = 280/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
12/70 = 12 × 1/70 × 1 = 12/70 - Add the two like fractions:
280/70 + 12/70 = 280 + 12/70 = 292/70 - 292/70 simplified gives 146/35
- So, 40/10 + 12/70 = 146/35
In mixed form: 46/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+12/70 40/10+24/70 40/20+12/70 40/10+36/70 40/30+12/70 40/10+60/70 40/50+12/70 40/10+84/70 40/70+12/70