Question

Find the sum: 7/10 + 11/100
A: 18/10
B: 81/ 100
C: 70/100
D: 18/110

Answer 1

81/100

Step-by-step explanation:

First we need to find a common multiple of 10 and 100. It's going to be 100, so we chance 7/10 to 70/100.

Now that the denominator matches for both of them, now we add.

70/100 + 11/100 = 81/100

Answer 2

81/100

Step-by-step explanation:


STEP
1
:

11
Simplify
100


Equation at the end of step
1
:

7 11
—— + ———
10 100
STEP
2
:

7
Simplify ——
10
Equation at the end of step
2
:

7 11
—— + ———
10 100

Equals 81/100