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Using an Open Number Line to Add
By ROSALIND CARBO
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Last updated over 4 years ago
4 questions
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Note from the author:
Using and open number line to add.
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1
1
1
1
Question 1
1.
Use your open number line to add 23 + 59=
82
22
28
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Question 2
2.
Use your open number line to add 68 + 25=
39
83
93
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Question 3
3.
Use your open number line to add 43 + 37
70
80
73
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Question 4
4.
Use your open number line to add 76 + 64 =
140
136
132