题文
神机妙算细又巧!
14.64+3.7×2.8
72.5×0.4﹣81.2÷56
13.8×0.45+138×0.055
(1.5÷4)÷(0.15÷4)
(1.25+1.25+1.25+1.25)×0.8×0.25.
神机妙算细又巧!
14.64+3.7×2.8
72.5×0.4﹣81.2÷56
13.8×0.45+138×0.055
(1.5÷4)÷(0.15÷4)
(1.25+1.25+1.25+1.25)×0.8×0.25.
试题篮
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