简算999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2

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简算999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2
简算999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2

简算999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2
=(999.3-998.2)+(997.3-996.2)+……+(3.3-2.2)+(1.3-0.2)
=1.1+1.1+……+1.1+1.1
=1.1*50
=55

550

简算999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2 999.3-998.2+997.3-996.2+…+3.2-2.2+1.3-0.2简算,速求 999.3-998.2+997.3-996.2+...+3.3-2.2+1.3-0.2 999.3-998.2+997.3-996.2+.+3.3-2.2+1.3-0.2 999.3-998.2+997.3-996.2+.+3.3-2.2+1.3-0.2,等于多少? 999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2 999.3-998.2+997.3-996.2+...3.3-2.2+1.3-0.2 999.3—998.2+997.3—996.2+………+3.3—2.2+1.3—0.2 计算题3道急,用简便方法算1.1又1/2+2又1/6+3又1/12+…+10又1/1102.999.3-998.2+997.3-996.2+…+3.3-2.2+1.3-0.23.1/2+1/3+2/3+1/4+2/4+3/4+…1/101+2/101+…+100/101 9.3/4+99.3/4+999.3 简算?.. 简算., 简算, 简算简算! 简算, 简算. 简算,