+ = | ﹣ = | + = |
﹣ = | + = | + = |
﹣ = | 2﹣ = | 1﹣ ﹣ = |
=++
=( )
1﹣ ﹣ = ( + )×12= 68÷10%= ﹣ + =
× ×16= 1÷ × = ÷2÷ = ×9÷ ×9=
① + -
② - +
③ + + +
④
⑤ +
⑥ -
①(4.6-3.2÷2)×1.5
② + + +
③32×12.5×0.25
④ × + ÷8
⑤19.43-5.9-3.43-4.1
⑥ ÷[ ×( + )]
① + -
② +3.62+ +2.38
③ -( - )
④7.25-(1.25+ )
⑤9.6×27-9.6×17
⑥ + - +( )
① ×
② + -
③ ÷
④ + - +
⑤ -( - )
① + +
② -( + )
③ -( - )
④ + + +
⑤ + +
⑥6- -
①
②
③
④
⑤
⑥