| 小学二年级数学下册计算练习（５－７） | |
 |
发起人：weizi 回复数：0 浏览数：636 最后更新：2017/4/1 13:41:27 by weizi |
| 发表新帖 | 帖子排序： |
|
weizi 发表于 2017/4/1 10:23:04
|
|
小学二年级数学下册计算练习（５－７） [size=large]小学二年级数学下册计算练习（５－７）
[size=large]一、[size=large]口算 [size=large]２００－３０＝ [size=large]7[size=large]0[size=large]÷8[size=large]＝ [size=large]２０＋７０＝ ４６＋３５＝ [size=large]１０－３＝ ８＋９＝ [size=large]３＋６＝ １００÷[size=large]10[size=large]＝ [size=large]１８＋２７＝ [size=large]8[size=large]0[size=large]÷9[size=large]＝ [size=large]二、[size=large]脱式计算 [size=large]２４＋３×６ ６０－５×７ [size=large]３０÷（９－３） （５６＋[size=large]8[size=large]－[size=large]1[size=large]）÷７ [size=large]５×（５６÷[size=large]7[size=large]）＋５０ [size=large] [size=large]６＋[size=large]8[size=large]÷2[size=large]×[size=large]9 [size=large]3[size=large]０＋８×９－７ ５＋（２８－１２÷４）÷５ [size=large]２８÷７－２×２ ２＋３×（６０－５５）÷５ |