如果快速回答我的话我一定会加悬赏的、在10点30结束、(1) (-3)×(-5/6)×(-9/5)×(-4)(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)(3)(-32)×(-0.25)×(-1.25)
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![如果快速回答我的话我一定会加悬赏的、在10点30结束、(1) (-3)×(-5/6)×(-9/5)×(-4)(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)(3)(-32)×(-0.25)×(-1.25)](/uploads/image/z/13001547-3-7.jpg?t=%E5%A6%82%E6%9E%9C%E5%BF%AB%E9%80%9F%E5%9B%9E%E7%AD%94%E6%88%91%E7%9A%84%E8%AF%9D%E6%88%91%E4%B8%80%E5%AE%9A%E4%BC%9A%E5%8A%A0%E6%82%AC%E8%B5%8F%E7%9A%84%E3%80%81%E5%9C%A810%E7%82%B930%E7%BB%93%E6%9D%9F%E3%80%81%EF%BC%881%EF%BC%89+%28-3%29%C3%97%28-5%2F6%29%C3%97%28-9%2F5%29%C3%97%28-4%29%EF%BC%882%EF%BC%89+%E4%B8%A8-1+1%2F6%E4%B8%A8%C3%97%EF%BC%88-1+1%2F2%EF%BC%89%C3%97%EF%BC%88-1+1%2F3%EF%BC%89%C3%97%E4%B8%A8-1+2%2F7%E4%B8%A8+%EF%BC%88%E8%BF%99%E9%87%8C%E5%88%86%E5%88%AB%E6%98%AF1%E5%8F%88%E5%87%A0%E5%88%86%E4%B9%8B%E5%87%A0%EF%BC%89%EF%BC%883%EF%BC%89%EF%BC%88-32%EF%BC%89%C3%97%EF%BC%88-0.25%EF%BC%89%C3%97%EF%BC%88-1.25%EF%BC%89)
如果快速回答我的话我一定会加悬赏的、在10点30结束、(1) (-3)×(-5/6)×(-9/5)×(-4)(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)(3)(-32)×(-0.25)×(-1.25)
如果快速回答我的话我一定会加悬赏的、在10点30结束、
(1) (-3)×(-5/6)×(-9/5)×(-4)
(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)
(3)(-32)×(-0.25)×(-1.25)
(4)(1/4-1/12-1/36)÷(-1/5)×36
(5)-19 24/25×(-5)
(6)(-8)×(-8 3/7)+(-7)×(-8 3/7)-8 3/7×15
如果快速回答我的话我一定会加悬赏的、在10点30结束、(1) (-3)×(-5/6)×(-9/5)×(-4)(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)(3)(-32)×(-0.25)×(-1.25)
(1) (-3)×(-5/6)×(-9/5)×(-4)
=3*5/6*9/5*4
=18
(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨 (这里分别是1又几分之几)
=7/6*3/2*4/3*9/7
=3
(3)(-32)×(-0.25)×(-1.25)
=-(4*0.25)*(8*1.25)
=-10
(4)(1/4-1/12-1/36)÷(-1/5)×36
=(1/4-1/12-1/36)×36÷(-1/5)
=-(1/4*36-1/12*36-1/36*36)*5
=-25
(5)-19 24/25×(-5)
=(-19+24/25)*(-5)
=19*5-24/25*5
=90又1/5
(6)(-8)×(-8 3/7)+(-7)×(-8 3/7)-8 3/7×15
=(-8 3/7)*(-8-7+15)
=0
1,18 2,3 3,-10 4,-25 5,题目有问题 6,0
(1) (-3)×(-5/6)×(-9/5)×(-4)=3×5/6×9/5×4____约分后=18
(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨=7/6×(-3/2)×(-4/3)×9/7___约分后=3
(3)(-32)×(-0.25)×(-1.25)=8×(-1.25)=-10
(4)(1/4-1/12-1/36)÷(-...
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(1) (-3)×(-5/6)×(-9/5)×(-4)=3×5/6×9/5×4____约分后=18
(2) 丨-1 1/6丨×(-1 1/2)×(-1 1/3)×丨-1 2/7丨=7/6×(-3/2)×(-4/3)×9/7___约分后=3
(3)(-32)×(-0.25)×(-1.25)=8×(-1.25)=-10
(4)(1/4-1/12-1/36)÷(-1/5)×36=(9/36-3/36-1/36)×(-5)×36=5/36×(-5)×36___约分后=-25
(5)-19 24/25×(-5)=499/25×5=99 4/5 或499/5
(6)(-8)×(-8 3/7)+(-7)×(-8 3/7)-8 3/7×15=(8×8 3/7)+(7×8 3/7)-15×8 3/7=(7+8-15)×8 3/7=0×8 3/7=0
楼上第五题做错了,望采纳,谢谢
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