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计算(1)-10+8÷(-2)2-(-4)×(-3)(2)534−(−423)−2.75+(−723)(3)(−5)÷(−127)×45×(−214)÷7(4)−0.252÷(−12)3÷(−1)100+(138+213−3.75)×12(5)2x+3y-[4x-(3x-y)](6)(5a2-2a+3)-(1-2a+a2)+3(

题目详情
计算
(1)-10+8÷(-2)2-(-4)×(-3)
(2)5
3
4
−(−4
2
3
)−2.75+(−7
2
3
)
(3)(−5)÷(−1
2
7
4
5
×(−2
1
4
)÷7
(4)−0.252÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2

2
5
3
4
−(−4
2
3
)−2.75+(−7
2
3
)
(3)(−5)÷(−1
2
7
4
5
×(−2
1
4
)÷7
(4)−0.252÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
3
4
3344
2
3
2233
2
3
2233
(−5)÷(−1
2
7
4
5
×(−2
1
4
)÷7
(4)−0.252÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
2
7
2277
4
5
4455
1
4
1144
−0.252÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
52÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
52÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
2÷(−
1
2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
1
2
1122)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
)3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
3÷(−1)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
)100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
100+(1
3
8
+2
1
3
−3.75)×12
(5)2x+3y-[4x-(3x-y)]
(6)(5a2-2a+3)-(1-2a+a2)+3(-1+3a-a2
3
8
3388
1
3
1133

222
▼优质解答
答案和解析
(1)原式=-10+8÷4-12=-10+2-12=-20;(2)原式=(534-234)+(423-723)=3-3=0;(3)原式=-5×(-79)×45×(-94)×17=-1;(4)原式=-116×(-8)×1+118×12+73×12-154×12=12+332+28-45=17+28-45=0;(5)...