计算下面各题。3/4+5/6=2/3-1/4=4/5+11/15+3/10=7-5/7=1/2+2/3=6-(3/4-2/5)=

计算下面各题。  

3/4+5/6=   2/3-1/4=  4/5+11/15+3/10= 7-5/7=     1/2+2/3=   6-(3/4-2/5)=


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计算。1/9+5/9+2/9=6/11+3/11+1/11=1/4+1/4+3/4=7/10-1/10-3/10=11/6-7/6-1/6=1-2/3-1/3=

计算。7/8-5/6=2/9+1/2=6/7-2/3=3/10+1/4=3/7+1/9=1/3-1/5=1/6+1/4=5/7-1/5=

计算下面各题,并且验算。1624÷56=5/6×4/7=

下面各题,怎样简便就怎样计算。41×1014.05-2.8-0.712×(1/4+1/6-1/3)

计算:(1)36×(1/2-1/3)2(2)12.7÷(-8/19) ×0(3)4×(-3)2+6(4)(-3/4)×(-8+2/3-1/3)(5)(-2)3-13÷(-1/2)(6)0-23÷(-4)3-1/8(7)(-2)3×0.5-(-1.6)2÷(-2)2(8)(-3/2)×[(-2/3)2-2](9)[(-3)2-(-5)2] ÷(-2)(10)16÷(-2)3-(-1/8) ×(-4)

计算:(1)36×(1/2-1/3)2(2)12.7÷(-8/19) ×0(3)4×(-3)2+6(4)(-3/4)×(-8+2/3-1/3)(5)(-2)3-13÷(-1/2)(6)0-23÷(-4)3-1/8(7)(-2)3×0.5-(-1.6)2÷(-2)2(8)(-3/2)×[(-2/3)2-2](9)[(-3)2-(-5)2]÷(-2)(10)16÷(-2)3-(-1/8)×(-4)

计算:(1)(-8)-(-1)(2)45+(-30)(3)-1.5-(-11.5)(4)-1/4-(-1/2)(5)15-[1-(-20-4)](6)-40-28-(-19)+(-24)(7)22.54+(-4.4)+(-12.54)+4.4(8) (2/3-1/2)-(1/3-5/6)(9)2.4-(-3/5)+(-3.1)+4/5(10)(-6/13)+(-7/13)-(-2)(11)3/4-(-11/6)+(-7/3)(12)11+(-22)-3×(-11)(13)(-0.1)÷1/2×(-100)(14)(-3/4)×(-2/3 - 1/3) ×0(15)(-2)3-32(16)23÷[(-2)3-(-4)](17)(3/4-7/8)÷(-7/8)(18)(-60)×(3/4+5/6)

1×1-2×2+3×3-4×4+5×5-6×6+……+9×9-10×10= A. -55B. -45C. 45D. 55

程序填空:计算Y=1×2+3×4+5×6+7×8+9×10的程序段如下,空白地方应为 : MOV AL,1 MOV BL,2 MOV DX,0 MOV CX, AA1:MUL BL ADD DX,AX INC BL MOV AL,BL INC BL LOOP AA1