CPM Homework Help : MC2 Problem 2-11

Rewrite the following fractions as decimals and decide if they are terminating or repeating decimals. Show your work and explain how you made your decision.

$\frac { 7 } { 8 }$
Hint (a):
Divide $7$ by $8$ . Do you get a repeating decimal?
Answer (a):
Since $7$ divided by $8$ is $0.875$ , and this does not repeat without end, it is a terminating decimal.

$\frac { 2 } { 9 }$
Hint (b):
Here is Kelly's work.

Does it look like the decimal will repeat?

$\frac { 4 } { 7 }$
Hint (c):
See parts (a) and (b).
Answer (c):
Repeating.

$\frac { 11 } { 22 }$
Hint (d):
See parts (a) and (b).