Add 70/4 and 4/7
1st number: 17 2/4, 2nd number: 4/7
70/4 + 4/7 is 253/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
70/4 = 70 × 7/4 × 7 = 490/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
4/7 = 4 × 4/7 × 4 = 16/28 - Add the two like fractions:
490/28 + 16/28 = 490 + 16/28 = 506/28 - 506/28 simplified gives 253/14
- So, 70/4 + 4/7 = 253/14
In mixed form: 181/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4+8/7 70/8+4/7 70/4+4/14 70/4+12/7 70/12+4/7 70/4+4/21 70/4+20/7 70/20+4/7 70/4+4/35 70/4+28/7 70/28+4/7 70/4+4/49