5以内加减法的熟练运算
Fluent adding and subtracting within 5
能够熟练地进行5以内的加减法
Fluently add and subtract within 5
学习证据 / Evidence
- 能不用掰手指，快速答出2 + 3
- 能凭记忆或仅需极少的数数，答出5 − 2
- 能准确、快速地完成一组5以内的加减法算式
- Answer 2 + 3 quickly without counting on fingers
- Answer 5 – 2 from recall or with minimal counting
- Complete a set of within-5 addition/subtraction facts accurately and quickly
评估问题 / Assessment
{{name}}能立刻说出像“2 + 3”或“5 − 2”这样的算式的答案，而不需要每次都掰手指头数吗？
Can {{name}} give you the answer to sums like '2 + 3' or '5 − 2' straight away, without needing to count on their fingers every time?