修改时间:2024-07-13 浏览次数:363 类型:期末考试 编辑
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+选题
× ÷
×3 ÷ 0.25
6.58 1.66
+ = - = 1- = 3× =
× = ÷ = ÷3= ÷ =
① + +
②1- -
③ + +
④ -( - )
⑤ + -
⑥1-( + )
① +x=
② ÷x=
③4x-2x=1.2
④ x=12
⑤x- =
⑥25+8x=65
算式:
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