25/8÷<(53/12-85/24)×4/7+(55/18-31/12) ×27/17>
25/8÷<(53/12-85/24)×4/7+(55/18-31/12) ×27/17>
1、计算:0.839/203/20.6427.9= 2、计算:8/25[(53/12-85/24)4/7+(55/18-
除以[(12分之53 - 24分之84)乘7分之4 + (18分之55 - 12分之31)除以27分之17]=_____
31+2+3+4+5+6+7+8+9+10+11+12+15+17+20+22+25+27+58+99+99+99+18
3,4,5,6,7,8,11,12,13,14,15,16,17,18,21,22,23,24,25,26,27,28,
2+3+4+5+7+8+9+10+12+13+14+15+17+18+19+20+22+23+24+25+27+.+10
(7/8-5/6)÷(7/12-1/4)简便算和10/27÷[7/8-(17/27-1/8)]简便算
脱式计算5.08-8÷17-3/17*3(2/69+2/71)*23+25÷71(7/24÷(7/12-1/6))*2/
(32*1/4+17)÷5/12 (25+3/4)÷1/4+1/4 18/25×9/16+7/25*9/16+9/16
[1-(7/15+0.35*17/5)÷17/9】*25/8-11/12*(3/4-0.75)
3 1/8÷【(4 5/12-3 13/24)×4/7+(3 1/18-2 7/12)×1 10/17]=?
46+24×13 186÷31×9 (45-27)×5 12×(13+12)÷50 27-18+49 = = = = =