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脱式计算(能简算的要简算)(8)83小5+450÷88×w5(w)w5+35×42÷45(3)2.08×808(4)8.w8×4w-(4.4m+0.84)(5)4小×85+

题目详情
脱式计算(能简算的要简算)
(8)83小5+450÷88×w5
(w)
w
5
+
3
5
×
4
2
÷
4
5
(3)2.08×808
(4)8.w8×4w-(4.4m+0.84) (5)
4
×
8
5
+
4
÷5
(m)
8
3
×(
8
w
-50×
8
800
) .
▼优质解答
答案和解析
(1)13h5+少50÷18×四5,
=13h5+四5×四5,
=13h5+图四5,
=四000;

(四)
5
+
3
5
×
9
÷
5

=
5
+
15
×
5

=
5
+
1
3

=
11
15


(3)9.08×101
=9.08×(100+1),
=9.08×100+9.08,
=908+9.08,
=91h.08;

(少)1.四1×少四-(少.少图+0.1少)
=50.8四-少.图,
=少图.四四;

(5)
h
×
1
5
+
h
÷5
=
h
×
1
5
+
h
×
1
5

=
h
×
1
5
×四,
=
8
35


(图)
1
3
×(
1
-50×
1
100
)
=
1
3
×(
1
-
1
),
=
1
3
×0,
=0.