用递等式计算.(1)370×203-19266÷38(2)32×3.1+1÷1.25(3)2126×(39÷35)÷0.9(4)(9-3.06÷
用递等式计算.(1)370×203-19266÷38(2)32×3.1+1÷1.25(3)2126×(39÷35)÷0.9(4)(9-3.06÷35)×1313(5)(3...
用递等式计算.(1)370×203-19266÷38(2)32×3.1+1÷1.25(3)2126×(39÷35)÷0.9(4)(9-3.06÷35)×1313(5)(3-118+117)×1813?3156×56(6)[(3740+0.075)÷325?21724]×215.
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雪花801
推荐于2016-09-03
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(1)370×203-19266÷38,
=75110-507,
=74603;
(2)32×3.1+1÷1.25,
=9.92+0.8,
=10.72;
(3)
×(39÷35)÷0.9,
=
×
÷0.9,
=0.9÷0.9,
=1;
(4)(9-3.06÷
)×1
,
=(9-5.1)×1
,
=3.9×1
,
=4.8;
(5)(3-1
+1)×1?3×56,
=3×56-1
×56+1
×56,
=168-49+64,
=119+64,
=183;
(6)
[(+0.075)÷?2]×,
=[1
÷?2]×
,
=[
?2]×
,
=
×,
=
.
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