Add 45/70 and 70/10
1st number: 45/70, 2nd number: 7 0/10
45/70 + 70/10 is 107/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
45/70 = 45 × 1/70 × 1 = 45/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
70/10 = 70 × 7/10 × 7 = 490/70 - Add the two like fractions:
45/70 + 490/70 = 45 + 490/70 = 535/70 - 535/70 simplified gives 107/14
- So, 45/70 + 70/10 = 107/14
In mixed form: 79/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+70/10 45/70+70/20 45/70+70/30 45/70+70/50