0.25×7.6+2.4×0.25(34-12-16)×2415÷[(23+15)×113]13511-347-237+261158×223+213÷1131378×116+618÷16.-六年级数学
题文
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答案
(1)0.25×7.6+2.4×0.25, =0.25×(7.6+2.4), =0.25×10, =2.5; (2)(
=
=18-12-4, =6-4, =2; (3)15÷[(
=15÷[
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题文
|
答案
(1)0.25×7.6+2.4×0.25, =0.25×(7.6+2.4), =0.25×10, =2.5; (2)(
=
=18-12-4, =6-4, =2; (3)15÷[(
=15÷[
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