Add 56/35 and 5/10, Solve 1 21/35 + 5/10 as a fraction

Add 56/35 and 5/10

1^st number: 1 21/35, 2^nd number: 5/10

56/35 + 5/10 is 21/10.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 35 × 2 = 70,
56/35 = 56 × 2/35 × 2 = 112/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
5/10 = 5 × 7/10 × 7 = 35/70
Add the two like fractions:
112/70 + 35/70 = 112 + 35/70 = 147/70
147/70 simplified gives 21/10
So, 56/35 + 5/10 = 21/10
In mixed form: 21/10

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad