初等代数学生资源
INTEGERS
| Skill | Notes | Videos | Practice | |
|---|---|---|---|---|
| PA-1 | Recognizing Integers; Opposite and Absolute Value |
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| PA-2 | Adding Integers | Notes | Video | Practice |
| PA-3 | Subtracting Integers | Notes | Video | Practice |
| PA-4 | 增加/减少整数 | Video | ||
| PA-5 | Multiplying Integers | Notes | Video | |
| PA-6 | Dividing Integers | Notes | ||
| PA-7 | 整数的乘除 | Video | ||
| PA-8 | 将整数提升为正整数指数 | Notes | Video | |
| PA-9 | 对整数进行组合运算 | Note | Video | Practice |
SIGNED FRACTIONS
简单有理表达式
| Notes | Videos | Practices | ||
|---|---|---|---|---|
| PA-42 | 简化有理表达式 | |||
| PA-43 | 有理表达式的乘法 | |||
| PA-44 | 划分有理表达式 | |||
| PA-45 | 用相同的分母加/减有理表达式 | |||
| PA-46 | 加/减不同分母的有理表达式 |
更多的应用
| Notes | Videos | Practices | ||
|---|---|---|---|---|
| PA-54 | Review of Percents |