资源简介 (共17张PPT)买电器500+800500+8005006007008009001000110012001300+1005+8=13500+800=1300个百个百个百元5006007008009001000110012001300+1005006007008009001000110012001300+1005006007008009001000110012001300+500+3005+8=13500+800=1300个百个百个百800-500800-500-1008-5=3800-500=300个百个百个百300元300400500600700800960+200=9801160960-200=?900-200=700700+60=760760900760400400380380500150+500=650400×大于500的数840- =320320+ =840840-320=520请你找出每组数中最特别的那个数。(1)438 724 165 1000 496 574(2)111 246 444 555 777 888(3)101 202 303 789 404 505(1)100 300 400 340 200 800(2)121 454 232 343 433 323同学们,再见! 展开更多...... 收起↑ 资源预览