Preassesment - Estimating for Division cloned 2018-11-26
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by Cybil Cheung
| 12 Questions
1
1 pt
5 ÷ 1 =
2
1 pt
16 ÷ 4 =
3
1 pt
21 ÷ 3 =
4
3 pts
a) What number do these base 10 blocks show?
b) Circle the blocks to divide the number into 3 equal groups.

c) Write the division sentence
5
1 pt
Which division fact can help you estimate that 91 ÷ 3 is around 30?
3 ÷ 3 = 1
6 ÷ 3 = 2
9 ÷ 3 = 3
6
1 pt
Explain how the division fact helps you estimate.
7
1 pt
What division fact helps you estimate 81 ÷ 4?
8
1 pt
Estimate. 81 ÷ 4 is about _______
9
1 pt
estimate. 56 ÷ 2 is about ______
10
1 pt
Estimate. 48 ÷ 5 is about ______
11
1 pt
Estimate. 62 ÷ 7 is about _____
12
1 pt
Explained your estimation strategy for question 11.
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