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Multiply. (2.1 X 10/2) X (3.5 X 10/5)

User Tkrehbiel
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1 Answer

2 votes

we first solve each bracket

we can write 2.1 as 21/10 and 3.5 as 35/10

(21/10x10/2)x(35/10x10/5)

the 10's simplify

21/2x35/5=21/2x7=147/2=73.5

User Vetalitet
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