Mathematics
Fractions
Procedural
9–10 yrs
Decimals to three places
三位小数
Description
Solve problems involving numbers with up to three decimal places
Mastery Evidence
- Calculate the total of three measurements: 1.234 m + 0.567 m + 2.199 m
- A bottle holds 1.5 litres; 0.375 l is poured out — how much remains?
- Find two numbers with 3 d.p. that add to make 1
Assessment Prompt
If your child is filling a tank that holds 5.000 litres and has poured in 2.375 litres, can they work out how much more is needed to fill it?
Prerequisites 2
Comparing Decimals
比较三位小数为解决相关问题奠定基础
Decimal place value (age 9+)
小数的四舍五入有助于解决小数相关问题
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