× = 0.8× = 5÷ = 2×30%=
÷ = ÷ = ×6= 5.2÷1%=
① +3÷
② ×14﹣
③60×( ﹣ )
④3.7× +2.3÷
⑤ ÷(1 ﹣ ﹣ )
× ÷
13× 12× ×
A、47% B、0.36% C、120% D、99.76% E、53%