用你喜欢的方法计算。
|
(1)原式= + +( + )=2 | (2)原式= - -![]() =0 |
(3)原式= +( - )= +![]() = ![]() | (4)原式= + -![]() =2- ![]() = ![]() |
(5)原式= - + +![]() =1 | (6)原式= + -![]() = ![]() |
(7)原式= - - -![]() = ![]() | (8)原式=![]() =8 |
(9)原式= + + +![]() = ![]() | (10)原式= + +![]() =1 |
编辑:chaxungu时间:2026-04-27 14:04:04分类:小学数学题库
用你喜欢的方法计算。
|
(1)原式= + +( + )=2 | (2)原式= - -![]() =0 |
(3)原式= +( - )= +![]() = ![]() | (4)原式= + -![]() =2- ![]() = ![]() |
(5)原式= - + +![]() =1 | (6)原式= + -![]() = ![]() |
(7)原式= - - -![]() = ![]() | (8)原式=![]() =8 |
(9)原式= + + +![]() = ![]() | (10)原式= + +![]() =1 |