用你喜欢的方法计算。
|
(1)![]() | (2)原式= +( - )= +![]() = ![]() | (3)原式= + + -![]() =1+ -![]() =1 ![]() |
(4)原式= + + -![]() =1+ ![]() =1 ![]() | (5)原式=1- - -![]() =1-( + + )= ![]() | (6)原式= + + -![]() =1+ ![]() =1 ![]() |
编辑:chaxungu时间:2026-04-27 14:01:06分类:小学数学题库
用你喜欢的方法计算。
|
(1)![]() | (2)原式= +( - )= +![]() = ![]() | (3)原式= + + -![]() =1+ -![]() =1 ![]() |
(4)原式= + + -![]() =1+ ![]() =1 ![]() | (5)原式=1- - -![]() =1-( + + )= ![]() | (6)原式= + + -![]() =1+ ![]() =1 ![]() |