-
3457
2018-10-14 14:34
654
0
2017.10.30
⒈ × =
⒉ × =
⒊
⒈
⒉
⑴
⒈
⒉
① 80 3
② 3 5
③ 2 24
④ 50 2
⑵
⑶
⒊
× =
⒋
× =
⒌
①
100 98 9800
②
⑴ 120 5
⑵ 3 420
③ 5 35 35÷5
⒍
⒎
× =
⒈
① 80 3
② 3 5
③ 2 24
④ 50 2
⒉
⒊
⒋
⒌ × = = =
× = 《 》
⒈
⒉
× =
① × =
② × =
③
⒊
《 》 《 》
⒋
× =
⒌
① 80 3
② 3 5
③ 2 24
④ 50 2
× = = =
⒍