你即將離開本站

並前往https://nzmaths.co.nz/plan/keamack/addition-subtraction-stage-1-3

Addition & Subtraction Stage 1-3 | NZ Maths

Solve addition and subtraction problems with decade numbers by counting tens in their heads. Recall the facts up to 10, and the teen facts.

確定！ 回上一頁

查詢 「Subtraction」的人也找了：

  1. subtraction中文
    2.
  2. Subtract
    3.
  3. subtraction醫學
    4.
  4. Multiplication
    5.
  5. subtraction用法
    6.
  6. mean-subtraction
    7.
  7. Division
    8.
  8. Subtraction
    9.