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0.5*6+1.3*5+2.7*3=
4个回答
相关问题
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求解一道简便计算题.（2.5+3.7+1）*（2.5+3.7+0.6）-（1+2.5+3.7+0.6）*（2.5+3.7
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( )/2.4=3.6/1.2 7.5/( )=2.5/12 2.7/( )=3/9 1.6/ ( )=0.5/3/8
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0.5+1+1.5+2+2.5+3+3.5+4+ 4.5+5+5.5+6+6.5+7+7.5+
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5^6*5^-3=5^6*1/5^3=5^6/5^3=5^6-3=5^3=5^6+(-3) 7^4/7^-2=7^4/1
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6.27+3.28= 3.7+0.5= 5.7-2= 0.26-0.16= 0.6+0.7= 3.7-0.5= 6.8+
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0.3+1.6= 5-4.6= 1.4+0.7= 3.4+3= 9.8-4.5= 2.6+3.4= 9.2-1.7= 6
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1+1-1+1-1+0+5-3+9-7+6-3-1+5-8+5+6+3+2+1-6-5-4-3+2+1=?
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1+2+3+4+5+6+7+8+9-0-1-2-3-4-5-6-7-8-9+0+2+0=?
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7-3= 6+5= 8-6= 5-1= 10-6= 5+2= 7+0= 6-2= 8-2= 5+5= 7-6= 10-5
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解方程① 1 6 (3x-6)= 2 5 x-3 ② x 0.5 - 3x-1 0.7 =5 ．