75-(6.8+0.32×0.25×12.5) 简便计算

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75-(6.8+0.32×0.25×12.5) 简便计算
x)37}3={ O732=

75-(6.8+0.32×0.25×12.5) 简便计算
75-(6.8+0.32×0.25×12.5) 简便计算

75-(6.8+0.32×0.25×12.5) 简便计算
75-(6.8+0.32×0.25×12.5)
=75-(6.8+0.4*0.25*0.8*12.5)
=75-(6.8+0.1*10)
=75-(6.8+1)
=75-7.8
=67.2

75-(6.8+0.32×0.25×12.5)
=75-(6.8+0.32×1/4×12.5)
=75-(6.8+0.08×12.5)
=75-(6.8+1)
=75-7.8
=67.2

75-(6.8+0.32×0.25×12.5) 简便计算 75-(6.8+0.32*0.25*12.5)怎么简便运算? 75-(6.8+0.32*0.25*12.5)怎么简便运算? 速算与巧算![26×(6-2.5)÷0.5-25]×0.2 1993×20002000-2000×1993199379.31×0.6783×0.25+23.56+6.783×7.931×0.75-0.125×0.7931×67.83×8987×19861986-1986×19871987 6.8×0.32+0.32×4.2-8÷2528.67×67+3.2×286.7+573.4×0. 6.8×25分之8+0.32×4.2-8÷5=?简便算法 速求6.8×25分之8+0.32×4.2-8÷25-1过程谢谢 0.32×4.5+0.45×6.8+4.5简便运算 1,直接写出得数  3.2÷0.01=   6.8-10.8=   51×39≈     1÷ ×3=  8×125%=  7.2+8=   10.8÷1.08×0=    (0.25+ )÷10=(0.25+0、75 )÷10= 0.32×6.7+3.2×0.43-0.32 简算 问一下这几道简便计算1.4.3-(5分之3+2.4)÷2又3分之2 2.4分之3÷【5分之3÷(1-10分之9)】 3.78.3÷2.5+217÷25 4.0.125×0.32×0.25 5.(9.1×0.48×75)÷(2.5×0.13×16) 解方程x-0.25x=75 3.2x+0.5x=18. 五、用简便方法计算.(要写出简算过程) 1.9+19.9+199.9+0.3 0.25×12.5×3.2 457÷25÷4 6.8-1.36- 简便运算,0.32*6.7+3.2*0.43-0.32 - |- 0.25 |+(+4分之3)-(-0.125)+|-0.75| x-20%x=4 4x-75%=0.25 x÷四分之五=40% 20%x+30%x=120 计算下面的计算题,71,1406+735×9÷45=72 ,3168-7828÷38+504= 73,796-5040÷(630÷7)= 74,285+(3000-372)÷36= 75,3x9+7x9= 76,(-54)x1/6x(-1/3) = 77,1.18.1+(3-0.299÷0.23)×1 =78,2.(6.8-6.8×0.55)÷8.5 = 79,3.0.12× 4.8÷0.12×4.8= 8 6.8+12÷x=10.8,14-0.5(x+3)=7.8,3.5x-3x-10=8,7.9-5x=7.8÷210x-20=6x,10+6x=8x,2(x+54)=8x,25-2x=5+2x 6.8×0.25+3.2×25%