①841﹣3248÷16
②25%×32×1.25
③ × + × .
=
=( )
24×896÷64= 15.4-(5.4-4.5)= 16×(1000+ )=
×5÷ ×5= 2- + - - - = 4.2×3.2÷2.4=
①18×( - )
②2021×
③ × ×14×32
④ ÷ -
⑤ × + ÷
⑥ ÷[ ×( + )]
① ÷ + ÷
② +0.65+ -0.35
③( + × )÷
④ × + ÷
⑤144×
⑥ ×92+7×0.625+62.5%