Add 45/50 and 90/7
1st number: 45/50, 2nd number: 12 6/7
45/50 + 90/7 is 963/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
45/50 = 45 × 7/50 × 7 = 315/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
90/7 = 90 × 50/7 × 50 = 4500/350 - Add the two like fractions:
315/350 + 4500/350 = 315 + 4500/350 = 4815/350 - 4815/350 simplified gives 963/70
- So, 45/50 + 90/7 = 963/70
In mixed form: 1353/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+90/7 45/50+90/14 45/50+90/21 45/50+90/35 45/50+90/49