+17*3/4-(+6.25)-(-8*1/2)-0.75-22*1/4
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(+17又3/4)-(6.25)-(-8又1/2)-(+0.75)-22又1/4
(+17又3/4)-(6.25)-(-8又1/2)-(+0.75)-22又1/4
+17*3/4-(+6.25)-(-8*1/2)-0.75-22*1/4
0.5*(-3)+(-4)*(-6.25)
(1)18-(-34) (2)(+25)-(-15)+(-17) (3)-36+28-53+40(4)8.25-(-6.25)+(-8.25)+(-6.25)
(十17又4分之3)一(十6.25)一(一8又2分之1)一(十0.75)一(22又4分之1)
0-(-6)+2-(-13)-(+8)=?13又5/6-(-3/4)+5/6-(-7/12)=?(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4=?
简算,0.125×2又3/4+1/8×6.25-1/8
比较大小0.16^(-3/4),0.5^(-3/2),6.25^(3/8)
6.25 2.5 1 ( ) ( )1 4 3 8 ( ) ( ) 71 4 16 ( ) 256 ( )
(+3/4)-(+6.25)-(-8 1/2)-(+0.75)-22 1/4=?1
0.125*2又4分之3+8分之1*6.25-12.5%
[1000*(0.625-8分之3)+2又4分之1*2又9分之7]/6.25
48÷[(-2)3一(-4)×6.25十(-1)]十(-8)×0.125
7又4分之3-(+6.25)-(-8又2分之1)-0.75-(-22又4分之1)
化简比 4又1/2:2/3 2又3/8:19/20 11/6:22 5:2又1/2 5/3:6/5 0.5:12/16 4又1/2:9 6又4/5:17/20 8/36:10/12 1/2:0.75 3/8:25/4 4:2/13 6.25:8又1/2 42/77:6/7 3/4:1.5 2又1/2:5
-5.3-3.2+2.5-|-5.7|-1/2-26/5-1+16/5-4.5-7/3(+71/4)-(+6.25)-(-17/2)+(-0.75)-(+89/4)
比较0.5^(-3/2)和6.25^(3/8)的大小