Add 45/5 and 42/70
1st number: 9 0/5, 2nd number: 42/70
45/5 + 42/70 is 48/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
45/5 = 45 × 14/5 × 14 = 630/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Add the two like fractions:
630/70 + 42/70 = 630 + 42/70 = 672/70 - 672/70 simplified gives 48/5
- So, 45/5 + 42/70 = 48/5
In mixed form: 93/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+42/70 45/5+84/70 45/10+42/70 45/15+42/70 45/25+42/70 45/35+42/70