计算下面各题,能简算的就简算.4.67-(2.98+0.67)1.25×0.4×0.25×82013×2011201214.35÷3.5÷225×24+76×25(712+38)×24.-六年级数学

题目简介

计算下面各题,能简算的就简算.4.67-(2.98+0.67)1.25×0.4×0.25×82013×2011201214.35÷3.5÷225×24+76×25(712+38)×24.-六年级数学

题目详情

计算下面各题,能简算的就简算.
4.67-(2.98+0.67)1.25×0.4×0.25×82013×
2011
2012
14.35÷3.5÷2
2
5
×24+76×
2
5
7
12
+
3
8
)×24.
题型:解答题难度:中档来源:不详

答案

(1)4.67-(2.98+0.67)
=4.67-2.98-0.67
=4.67-0.67-2.98
=4-2.98
=1.02;

(2)1.25×0.4×0.25×8
=(1.25×8)×(0.4×0.25)
=10×0.1
=1;

(3)2013×class="stub"2011
2012

=(2012+1)×class="stub"2011
2012

=2012×class="stub"2011
2012
+1×class="stub"2011
2012

=2011+class="stub"2011
2012

=2011class="stub"2011
2012


(4)14.35÷3.5÷2
=14.35÷(3.5×2)
=14.35÷7
=2.05;

(5)class="stub"2
5
×24+76×class="stub"2
5

=class="stub"2
5
×(24+76)
=class="stub"2
5
×100
=40;

(6)(class="stub"7
12
+class="stub"3
8
)×24
=class="stub"7
12
×24+class="stub"3
8
×24
=14+9
=23.

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