相关试题
= 1﹣
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×12=（3
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= 18×
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×12=
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= 2.5×16=
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= 1.5÷0.05=
= 1.5÷0.05=
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= 2.5×0.4=
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= 6.25+1.75=
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===================== 2.5×16======== 1.5÷0.05== 1.5÷0.05==== 2.5×0.4============ 6.25+1.75===============
+
=
﹣
= 0÷6
= 39×
= 15﹣
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= 21÷
=（
+
）×6=
×
÷
×
﹣
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