Subtraction stories
- Subtraction Stories.pdf - 230 kB
- Subtraction Stories.docx - 192 kB
| 标题 | Subtraction stories |
| 描述 | Students are given subtraction story problems to solve. Specifically, the problem types are Take From, Result Unknown, or Compare Difference Unknown. They use the tools available on the Lab screen to help them solve and/or to represent their thinking (e.g., if they solve mentally or on their fingers). |
| 科目 | 数学 |
| 等级 | K-5 |
| 类型 | 指导活动 |
| 持续时间 | 30 分钟 |
| 是否包含答案 | 否 |
| 语言 | 英语 |
| 关键词 | add on, compare, compose, decompose, result unknown, subtraction, take away |
| 仿真程序 | 数字游戏 (HTML5) |
| 作者 | Ian Whitacre, Dom Carorora, Azar Kamaldar |
| 学校/组织 | Florida State University |
| 提交日期 | 23-9-11 |
| 更新日期 | 23-10-14 |