adding with base ten blocks
Post on 06-Feb-2016
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Adding with Base Ten Blocks. 35 + 27. 35 + 27. 35 is 3 longs and 5 units. 27 is 2 longs and 7 units. 35 + 27. Join together. I now have 5 longs and 12 units. 35 + 27. Exchange 10 units for 1 long. I now have 6 longs and 2 units. 35 + 27 = 62. - PowerPoint PPT Presentation
TRANSCRIPT
Adding with Base Ten Blocks
35 + 27
35 + 27
35 is 3 longs and 5 units.
27 is 2 longs and 7 units.
35 + 27
Join together.
I now have 5 longs and 12 units.
35 + 27
Exchange 10 units for 1 long.
I now have 6 longs and 2 units.
35 + 27 = 62
35 is 3 longs and 5 units.27 is 2 longs and 7 units.
3 5
+ 2 7
Join together.I now have 5 longs and 12 units.
3 5
+ 2 7
5 12
Exchange 10 units for 1 long.1 now have 6 longs and 2 units.
3 5
+2 7
5 12
1 2
6 2
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