①
②
③
④
⑤
⑥
① + +
② -( + )
③ + + +
④1- +
⑤ - -
⑥ - + -
①1042-384÷16×13
②4.56+40.5÷3
③( )
④0.8×3.6-0.8×0.6
⑤6.4×9+6.4
⑥( ) ( )