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5x420 find the product and tell which strategy you used
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5x420 find the product and tell which strategy you used

User Randy Tang
by
7.6k points

1 Answer

1 vote

5{400+20}

Opening brackets

5*400+5*20

Fairly easy multiplication,

=2000+100

=2100

User Dmitriy Lezhnev
by
7.6k points
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