RootsEDU小学课程图谱与学习系统
数学 / Mathematics 数的表示与位值 / Number Representation & Place Value PROCEDURAL 8 至 9 岁

四舍五入到整十、整百、整千

Rounding to 10, 100, 1000

将任意数四舍五入到最接近的整十、整百或整千数。

Round any number to the nearest 10, 100, or 1000

学习证据 / Evidence

评估问题 / Assessment

{{name}}能否将像4,738这样的数四舍五入到最接近的整十(4,740)、整百(4,700)或整千(5,000),并解释他们看哪一位数字来决定?

Can {{name}} round a number like 4,738 to the nearest 10 (4,740), 100 (4,700), or 1,000 (5,000) — and explain which digit they look at to decide?

先修关系图 / Learning path