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23-08-2016
Mathematics

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Property and strategies to find the sum of 27+68+43=

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23-08-2016

1
27
68
+43
-------
138

Add all the ones first and you'll end up with 18. Place the 8 under the equation and carry the 1 or ten to the tens. Now add all the tens and you'l have 13 or 130.

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