Add 7/4 and 45/35
1st number: 1 3/4, 2nd number: 1 10/35
7/4 + 45/35 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
7/4 = 7 × 35/4 × 35 = 245/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
45/35 = 45 × 4/35 × 4 = 180/140 - Add the two like fractions:
245/140 + 180/140 = 245 + 180/140 = 425/140 - 425/140 simplified gives 85/28
- So, 7/4 + 45/35 = 85/28
In mixed form: 31/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4+45/35 7/4+90/35 7/8+45/35 7/4+45/70 21/4+45/35 7/12+45/35 35/4+45/35 7/20+45/35 49/4+45/35 7/28+45/35