
Toni R. answered 04/19/19
Special Needs Tutor Extraordinaire - Energetic and Experienced
Edwin and James spent $72.00 on 8 decks of cards from the magic shop.
Edwin -> 4decks x $9.00
4x9=36
Edwin spent $36.00
James -> 4decks x $9.00
4x9=36
James spent $36.00
$36.00
+$36.00
-------------
$72.00
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You could also do the problem this way:
Edwin 4 decks + James 4 decks = 8 decks total
8 decks @ $9.00 = $72.00
8x9=72