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脱式计算.(能简算要简算)9.43-2.6+8.57-3.48.88×12.5(512+119)×12+719(2.8+3.85÷3.5)×0.256÷[1-(34+112)].
题目详情
脱式计算.(能简算要简算)
9.43-2.6+8.57-3.4
8.88×12.5
(
+
)×12+
(2.8+3.85÷3.5)×0.2
÷[1-(
+
)].脱式计算.(能简算要简算)
9.43-2.6+8.57-3.4
8.88×12.5
(
+
)×12+
(2.8+3.85÷3.5)×0.2
÷[1-(
+
)].
+
)×12+
(2.8+3.85÷3.5)×0.2
÷[1-(
+
)].
5 12 5 5 12 12
)×12+
(2.8+3.85÷3.5)×0.2
÷[1-(
+
)].
1 19 1 1 19 19
(2.8+3.85÷3.5)×0.2
÷[1-(
+
)].
7 19 7 7 19 19
÷[1-(
+
)].
5 6 5 5 6 6
+
)].
3 4 3 3 4 4
)].
1 12 1 1 12 12
9.43-2.6+8.57-3.4
8.88×12.5
(
5 |
12 |
1 |
19 |
7 |
19 |
(2.8+3.85÷3.5)×0.2
5 |
6 |
3 |
4 |
1 |
12 |
9.43-2.6+8.57-3.4
8.88×12.5
(
5 |
12 |
1 |
19 |
7 |
19 |
(2.8+3.85÷3.5)×0.2
5 |
6 |
3 |
4 |
1 |
12 |
5 |
12 |
1 |
19 |
7 |
19 |
(2.8+3.85÷3.5)×0.2
5 |
6 |
3 |
4 |
1 |
12 |
5 |
12 |
1 |
19 |
7 |
19 |
(2.8+3.85÷3.5)×0.2
5 |
6 |
3 |
4 |
1 |
12 |
1 |
19 |
7 |
19 |
(2.8+3.85÷3.5)×0.2
5 |
6 |
3 |
4 |
1 |
12 |
7 |
19 |
5 |
6 |
3 |
4 |
1 |
12 |
5 |
6 |
3 |
4 |
1 |
12 |
3 |
4 |
1 |
12 |
1 |
12 |
▼优质解答
答案和解析
(1)9.43-2.6+8.57-3.4
=(9.43+8.57)-(2.6+3.4)
=18-6
=12;
(2)8.88×12.5
=(8+0.88)×12.5
=8×12.5+0.88×12.5
=100+11
=111;
(3)(
+
)×12+
=5+(
+
)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
5 12 5 5 512 12 12+
)×12+
=5+(
+
)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
1 19 1 1 119 19 19)×12+
=5+(
+
)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
7 19 7 7 719 19 19
=5+(
+
)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
12 19 12 12 1219 19 19+
)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
7 19 7 7 719 19 19)
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
5 6 5 5 56 6 6÷[1-(
+
)]
=
÷(1-
)
=
÷
=5.
3 4 3 3 34 4 4+
)]
=
÷(1-
)
=
÷
=5.
1 12 1 1 112 12 12)]
=
÷(1-
)
=
÷
=5.
5 6 5 5 56 6 6÷(1-
)
=
÷
=5.
5 6 5 5 56 6 6)
=
÷
=5.
5 6 5 5 56 6 6÷
=5.
1 6 1 1 16 6 6
=5.
=(9.43+8.57)-(2.6+3.4)
=18-6
=12;
(2)8.88×12.5
=(8+0.88)×12.5
=8×12.5+0.88×12.5
=100+11
=111;
(3)(
5 |
12 |
1 |
19 |
7 |
19 |
=5+(
12 |
19 |
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
5 |
12 |
1 |
19 |
7 |
19 |
=5+(
12 |
19 |
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
1 |
19 |
7 |
19 |
=5+(
12 |
19 |
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
7 |
19 |
=5+(
12 |
19 |
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
12 |
19 |
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
7 |
19 |
=5+1
=6;
(4)(2.8+3.85÷3.5)×0.2
=(2.8+1.1)×0.2
=3.9×0.2
=0.78;
(5)
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
5 |
6 |
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
3 |
4 |
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
1 |
12 |
=
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
5 |
6 |
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
5 |
6 |
=
5 |
6 |
1 |
6 |
=5.
5 |
6 |
1 |
6 |
=5.
1 |
6 |
=5.
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