Add 70/4 and 40/30
1st number: 17 2/4, 2nd number: 1 10/30
70/4 + 40/30 is 113/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
70/4 = 70 × 15/4 × 15 = 1050/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Add the two like fractions:
1050/60 + 80/60 = 1050 + 80/60 = 1130/60 - 1130/60 simplified gives 113/6
- So, 70/4 + 40/30 = 113/6
In mixed form: 185/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4+80/30 70/8+40/30 70/4+40/60 70/12+40/30 70/4+40/90 70/20+40/30 70/28+40/30