1.
Estimate. Round to the tens place.
$54 + $21
A.
$50 + $30 = $80
B.
$75 + $25 = $100
C.
$50 + $20 = $70
D.
$60 + $30 = $90
Hint
2.
Find the sum.
A.
71
B.
82
C.
17
D.
81
Hint
3.
Find 84 + 57.
A.
151
B.
131
C.
27
D.
141
Hint
4.
Find the difference.
A.
33
B.
34
C.
50
D.
35
Hint
5.
Find $92 − $53.
A.
$145
B.
$49
C.
$29
D.
$39
Hint