Question

add 2 1/5 and 5 1/10​

Answer 1

11/5 + 51/10

LCM=10

22+51/10

73/10

Answer 2

Answer:

7  3/ 10

Step-by-step explanation:

Find the least common denominator or LCM of the two denominators:

LCM of 5 and 10 is 10

Next, find the equivalent fraction of both fractional numbers with denominator 10

For the 1st fraction, since 5 × 2 = 10,

11

5

=  

11 × 2

5 × 2

=  

22

10

Likewise, for the 2nd fraction, since 10 × 1 = 10,

51

10

=  

51 × 1

10 × 1

=  

51

10

Add the two like fractions:

22

10

+  

51

10

=  

22 + 51

10

=  

73

10

So, 11/5 + 51/10 = 73/10

In mixed form: 7

3

10