问题
解答题
用“<”“>”或“=”连接. (1)-2 +6 (2)0 -1.8 (3)-
(4)|-7| |+7| (5)-[-(-3)] +[-(+3)]. |
答案
(1)-2<+6,
(2)0>-1.8,
(3)-
>-4,3 2
(4)|-7|=|+7|,
(5)∵-[-(-3)]=-3,+[-(+3)]=-3,
∴-[-(-3)]=+[-(+3)],
故答案为:<,>,>,=,=.
用“<”“>”或“=”连接. (1)-2 +6 (2)0 -1.8 (3)-
(4)|-7| |+7| (5)-[-(-3)] +[-(+3)]. |
(1)-2<+6,
(2)0>-1.8,
(3)-
>-4,3 2
(4)|-7|=|+7|,
(5)∵-[-(-3)]=-3,+[-(+3)]=-3,
∴-[-(-3)]=+[-(+3)],
故答案为:<,>,>,=,=.