Add 9/10 and 4/28
9/10 + 4/28 is 73/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
9/10 = 9 × 14/10 × 14 = 126/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
4/28 = 4 × 5/28 × 5 = 20/140 - Add the two like fractions:
126/140 + 20/140 = 126 + 20/140 = 146/140 - 146/140 simplified gives 73/70
- So, 9/10 + 4/28 = 73/70
In mixed form: 13/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+4/28 9/10+8/28 9/20+4/28 9/10+4/56 27/10+4/28 9/10+12/28 9/30+4/28 9/10+4/84 45/10+4/28 9/10+20/28 9/50+4/28 63/10+4/28 9/70+4/28