计算下列各题。(能简算的要简算)
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(1)原式= +![]() = ![]() | (2)原式=2+1 =3 | (3)原式= + -![]() = ![]() |
(4)原式= +![]() = ![]() | (5)原式= -![]() =0 | (6)原式= + -( + )=0 |
(7)原式= - +![]() = +![]() = ![]() | (8)原式= - +![]() = +![]() = ![]() | (9)原式=6-![]() =5 ![]() |
编辑:chaxungu时间:2026-04-27 14:03:03分类:小学数学题库
计算下列各题。(能简算的要简算)
|
(1)原式= +![]() = ![]() | (2)原式=2+1 =3 | (3)原式= + -![]() = ![]() |
(4)原式= +![]() = ![]() | (5)原式= -![]() =0 | (6)原式= + -( + )=0 |
(7)原式= - +![]() = +![]() = ![]() | (8)原式= - +![]() = +![]() = ![]() | (9)原式=6-![]() =5 ![]() |