Question

2/5 + 1/10= In simplest form
A. 3/15
B. 5/10
C. 1/4
D. 1/2

Answer 1

Answer:

1/2

Step-by-step explanation:

2/5 + 1/10

Get a common denominator of 10

2/5 * 2/2 + 1/10

4/10 + 1/10

5/10

simplify

Divide the top and bottom by 5

1/2

Answer 2

Answer:

$\frac{1}{2}$

Answer D is correct

Step-by-step explanation:

$\frac{2}{5} + \frac{1}{10} \\ \frac{2 \times 2}{5 \times 2} + \frac{1}{10} \\ \frac{4}{10} + \frac{1}{10} \\ \frac{5}{10} \\ \frac{5 \div 5}{10 \div 5} \\ = \frac{1}{2}$