1) 5-4-3-2-1=? a) -2 b) -4 c) 0 d) -5 2) 2+1-8-9=? a) -15 b) -32 c) -14 d) 2none of the above 3) 7+2+3+4+5-1+2+9=? a) 33 b) 32 c) 23 d) 34 e) 62 f) none of the above 4) are you using a calculator? a) no b) yes 5) are you sure? a) no b) yes 6) ok then...1+2+3+4+5+6+7+8+9+10=? a) x b) 55 c) 22 d) 33 e) 99 f) 54 7) are you the best at math in your class? a) no b) yes 8) 1-2=? a) -1 b) -2 c) -3 d) -5 e) -7 f) -9

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