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Preassesment - Estimating for Division cloned 2018-11-26
By Cybil Cheung
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Last updated about 7 years ago
12 questions
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Question 1
1.
5 ÷ 1 =
Question 2
2.
16 ÷ 4 =
Question 3
3.
21 ÷ 3 =
Question 4
4.
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
visibility
View drawing
Question 5
5.
Which division fact can help you estimate that 91 ÷ 3 is around 30?
3 ÷ 3 = 1
6 ÷ 3 = 2
9 ÷ 3 = 3
Question 6
6.
Explain how the division fact helps you estimate.
Question 7
7.
What division fact helps you estimate 81 ÷ 4?
Question 8
8.
Estimate. 81 ÷ 4 is about _______
Question 9
9.
estimate. 56 ÷ 2 is about ______
Question 10
10.
Estimate. 48 ÷ 5 is about ______
Question 11
11.
Estimate. 62 ÷ 7 is about _____
Question 12
12.
Explained your estimation strategy for question 11.