0.695×250+690×0.24+51×6.95简便运算
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0.695×250+690×0.24+51×6.95简便运算0.695×250+690×0.24+51×6.95简便运算0.695×250+690×0.24+51×6.95简便运算你确定题发对了吗0.
0.695×250+690×0.24+51×6.95简便运算
0.695×250+690×0.24+51×6.95简便运算
0.695×250+690×0.24+51×6.95简便运算
你确定题发对了吗
0.695×250+690×0.24+51×6.95
=6.95×25+6.9×24+51×6.95
=6.95×25+(6.95-0.5)×24+51×6.95
=6.95×25+6.95×24+51×6.95-0.5×24
=6.95×(25+24+51)-12
=6.95×100-12
=695-12
=683
6.95x25+6.95x24+6.95x51
=6.95x(25+24+51)
=695
0.695×250+690×0.24+51×6.95简便运算
简便计算 0.25*3.2*12.5 98*40.2 9.72*1.简便计算 0.25*3.2*12.5 98*40.2 9.72*1.597.2*0.85 3.11*4.231.1*0.47311*0.011 2.88*9.90.288 6.8*10.2 (0.44)*0.25 198*0.55 12.5*0.9*0.8 33.5*101-33.5 3.6*2.5 0.125*8.8 0.695*250690*0.2451*6.95 8.88*1.
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