数学计算题一、简便计算题 ×4× -( - ) 85× ÷ + ×4 103 × ( + )÷8 35÷ 125 ÷ × × + × ( + )÷( × ) 8× × ÷ - × 102 ÷ × ÷ 28 ÷( 10- ) (+) ÷ ( 300 - )÷ × 16 ÷ [ -( - )] × - ÷[( + )× ] × 99+ × × + × + × × × + ÷ × - × × + × × × × 99+ × + + + + 8× + × + × ×4 (+++) × × 102 × 25×4 2400 ÷ 16÷ 32× × × + × - × × - + ×5- × ×4 ÷( ×4) × 201 × + × × + × × × ×4 × ( - ÷ ) × 99+ [( - ) × - 1]× × + × + × + × 50× + + 64- × - - 26× + × 24 - ( + ) ( + ) × + + + + × - - × ( ÷ ) ÷ -( + ) × × + + + × × - + - × - -(+) × + - × - × × - - ( + ) × + 111 - × - × 32+ - × +27 × + ÷ - × ++ ( - ) ×8 +++ × - (+) × 99+ +++ × - × + — + ÷ × 99+ × - × — — × × ×8 + — +
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