Math

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Using all four numbers 8, 4, 2, 1 --in that order, mkae equations that equal 0 through 10. (you may use the operations +,-,x and divide in any order and any number of times).
8-4-2-1=1
2?
8 divided by 4 + 2=3
4?

8/4/2+1=2
8/4+2x1=4

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