RootsEDU小学课程图谱与学习系统
数学 / Mathematics 测量 / Measurement PROCEDURAL 7 至 8 岁

估算答案(7岁以上)

Estimating answers (age 7+)

估算和读取时间,并逐步提高准确度,精确到分钟;会用秒、分钟和小时记录和比较时间。

Estimate and read time with increasing accuracy to the nearest minute; record and compare time in terms of seconds, minutes, and hours

学习证据 / Evidence

评估问题 / Assessment

如果一个电视节目下午5:17开始,下午5:43结束,{{name}}能算出它播放了多长时间,并用分钟表示吗?

If a TV show starts at 5:17 p.m. and ends at 5:43 p.m., can {{name}} work out how long it lasted — and express that in minutes?

先修关系图 / Learning path