58+97=58+100○□
182-96=182-100○□
467+398=467+□○2
615-299=615-□○□
532-______=532-200+2.
(1)58+97=58+100-3
(2)182-96=182-100+4
(3)467+398=467+400-2
(4)615-299=615-300+1
(5)532-198=532-200+2
故答案为:-,3,+,4,400,-,2,300,+1,198.
58+97=58+100○□
182-96=182-100○□
467+398=467+□○2
615-299=615-□○□
532-______=532-200+2.
(1)58+97=58+100-3
(2)182-96=182-100+4
(3)467+398=467+400-2
(4)615-299=615-300+1
(5)532-198=532-200+2
故答案为:-,3,+,4,400,-,2,300,+1,198.