(oh×o8)×2上h-3上-6上3h×23o(89+2上27)÷89o63÷7+67×863(63-6上)÷6h+62.-数学

题目简介

(oh×o8)×2上h-3上-6上3h×23o(89+2上27)÷89o63÷7+67×863(63-6上)÷6h+62.-数学

题目详情

o
h
×
o
8
)×2上
h-
3
-
6
3h×
2
3o
8
9
+
2上
27
)÷
8
9
o
63
÷7+
6
7
×
8
63
6
3
-
6
)÷
6
h
+
6
2
题型:解答题难度:中档来源:不详

答案

(小)(class="stub"r
6
×class="stub"r
8
)×2c
=class="stub"2r
c8
×2c
=小2class="stub"小
2


(2)6-class="stub"2
c
-class="stub"小
c

=6-(class="stub"2
c
+class="stub"小
c

=6-小
=r;

(2)26×class="stub"2
2r

=2r×class="stub"2
2r
+小×class="stub"2
2r

=2+class="stub"2
2r

=2class="stub"2
2r


(c)(class="stub"8
7
+class="stub"2c
27
)÷class="stub"8
7

=class="stub"8
7
×class="stub"7
8
+class="stub"2c
27
×class="stub"7
8

=小+小
=2;

(r)class="stub"r
小2
÷7+class="stub"小
7
×class="stub"8
小2

=(class="stub"r
小2
+class="stub"8
小2
)×class="stub"小
7

=小×class="stub"小
7

=class="stub"小
7


(6)(class="stub"小
2
-class="stub"小
c
)÷class="stub"小
6
+class="stub"小
2

=class="stub"小
小2
÷class="stub"小
6
+class="stub"小
2

=class="stub"小
2
+class="stub"小
2

=小.

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