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计算题(1)(-0.5)+314+(+2.75)+(-512);(2)(-7)-(+5)+(-4)-(-10);(3)(114+16−12)×(−12);(4)375÷(−23)÷(−32);(5)−32−[−5−0.2÷45×(−2)2].

题目详情
计算题
(1)(-0.5)+3
1
4
+(+2.75)+(-5
1
2
);
(2)(-7)-(+5)+(-4)-(-10);
(3)(1
1
4
+
1
6
1
2
)×(−12);
(4)375÷(−
2
3
)÷(−
3
2
);
(5)32−[−5−0.2÷
4
5
×(−2)2].

1
4
+(+2.75)+(-5
1
2
);
(2)(-7)-(+5)+(-4)-(-10);
(3)(1
1
4
+
1
6
1
2
)×(−12);
(4)375÷(−
2
3
)÷(−
3
2
);
(5)32−[−5−0.2÷
4
5
×(−2)2].
1
4
1144
1
2
);
(2)(-7)-(+5)+(-4)-(-10);
(3)(1
1
4
+
1
6
1
2
)×(−12);
(4)375÷(−
2
3
)÷(−
3
2
);
(5)32−[−5−0.2÷
4
5
×(−2)2].
1
2
1122

(1
1
4
+
1
6
1
2
)×(−12);
(4)375÷(−
2
3
)÷(−
3
2
);
(5)32−[−5−0.2÷
4
5
×(−2)2].
1
4
1144
1
6
1166
1
2
1122
(−
2
3
)÷(−
3
2
);
(5)32−[−5−0.2÷
4
5
×(−2)2].
2
3
2233
3
2
3322
32−[−5−0.2÷
4
5
×(−2)2].
32−[−5−0.2÷
4
5
×(−2)2].
32−[−5−0.2÷
4
5
×(−2)2].
2−[−5−0.2÷
4
5
×(−2)2].
4
5
4455(−2)2].(−2)2].2].
▼优质解答
答案和解析
(1)    (-0.5)+314+(+2.75)+(-512)=-0.5+3.25+2.75-5.5=(-0.5-5.5)+(3.25+2.75)=-6+6=0(2)    (-7)-(+5)+(-4)-(-10)=(-7)+(-5)+(-4)+(+10)=[(-7)+(...