RootsEDU小学课程图谱与学习系统
数学 / Mathematics 分数 / Fractions PROCEDURAL 9 至 10 岁

小数位值(9岁以上)

Decimal place value (age 9+)

会把有两位小数的数四舍五入到最接近的整数,并保留一位小数。

Round decimals with two decimal places to the nearest whole number and to one decimal place

学习证据 / Evidence

评估问题 / Assessment

如果{{name}}量得一段长度为4.67米,能把它四舍五入到最接近的整米数吗?也能四舍五入到最接近的十分之一米吗?

If {{name}} measures a length as 4.67 m, can they round it to the nearest whole metre — and also to the nearest tenth of a metre?

先修关系图 / Learning path