1.
Darnell's lunch cost $4.79. He gave the cashier a $20 bill. About how much change can he expect to receive?
A.
$10
B.
$5
C.
$15
D.
$20
Hint
2.
Carpeting costs $27.95 per square yard plus $2.50 per square yard for installation. About how much per square yard is the total cost of the carpeting?
A.
$27
B.
$35
C.
$31
D.
$28
Hint
3.
Rachelle has a cat named Oscar that weighs 28.64 lb. A month ago, Oscar weighed 25.72 lb. To the nearest pound, how much has he gained?
A.
4.1 lb
B.
3 lb
C.
2.9 lb
D.
4 lb
Hint
4.
You have $151.15 to buy groceries at the store. If you spend $19.80 on fruit and vegetables, how much do you have left to spend, to the nearest dollar?
A.
$129
B.
$130
C.
$132
D.
$131
Hint
5.
Estimate 100.6 + 44.1 using front-end estimation.
A.
140
B.
200
C.
150
D.
100
Hint