1.
Rewrite the expression 14 ÷
using compatible numbers.
A.
14 ÷ 3
B.
15 ÷ 3
C.
14 ÷ 2
D.
15 ÷ 2
Hint
2.
Estimate the product 6.87
3.14
A.
24
B.
18
C.
21
D.
28
Hint
3.
Estimate the product
×
using rounding and compatible numbers.
A.
180
B.
30
C.
15
D.
20
Hint
4.
Find the product
using rounding and compatible numbes.
A.
2
B.
1
C.
3
D.
4
Hint
5.
What is the best estimate of (12.8)(1)(4.9)?
A.
60
B.
52
C.
69
D.
65
Hint