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Addition Methods
Questions (2)
what is the trade first method,i know the counting up method but don't what they mean by the trade first method
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asked by
danny
464 views
Which is the correct way to break apart the addends to solve 427+542?
a. 400+400;20+40;7+2 b. 400+500;27+40;7+2 c.
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asked anonymously
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Parent Categories (2)
Addition
Arithmetic
