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Flashcards
by
Kathyann Noel
, created
more than 1 year ago
adding numbers with signs
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signs
negative signs positive signs
adding different signs
o lev
Created by
Kathyann Noel
over 7 years ago
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7371604
flash_card_deck
2017-01-16T00:33:14Z
false
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same negative sign
same positive sign
different sign
-4 + -9= ?
4 + -9= ?
7+6=?
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7371604
flash_card_deck
2017-01-16T00:33:14Z
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