题文
(1)2.25×3.14×4÷3.14 (2)(
﹣
)×17×5
(3)x:
=51:17 (4)
×7+4x=850%
(5)1
:0.4=1.35:x.
(1)2.25×3.14×4÷3.14 (2)(
﹣
)×17×5
(3)x:
=51:17 (4)
×7+4x=850%
(5)1
:0.4=1.35:x.
试题篮
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