Add 28/7 and 70/16
1st number: 4 0/7, 2nd number: 4 6/16
28/7 + 70/16 is 67/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 7 × 16 = 112,
28/7 = 28 × 16/7 × 16 = 448/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
70/16 = 70 × 7/16 × 7 = 490/112 - Add the two like fractions:
448/112 + 490/112 = 448 + 490/112 = 938/112 - 938/112 simplified gives 67/8
- So, 28/7 + 70/16 = 67/8
In mixed form: 83/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7+70/16 28/14+70/16 28/7+70/32 84/7+70/16 28/21+70/16 28/7+70/48 28/35+70/16 28/7+70/80 28/49+70/16