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QUESTION
A pen costs $.59. How much would a dozen pens cost?
Alternative approach
Total cost is ##$7.08##
Split 12 into 10 +2
##color(white)(.)2xx0.59 = 1.18## ##10xx0.59=ul(5.90)" "larr" Add"## ##" "7.08##
Total cost is ##$7.08##
