📄 rflhead.gml
字号:
Arithmetic Primer
1 Addition
1.1 Adding two digits
1.2 Adding multiple digits
2 Subtraction
2.1 Subtracting two digits
2.1.1 Positive Results
2.1.2 Negative Results
2.2 Subtracting multiple digits
2.2.1 Borrowing not required
2.2.2 Borrowing required
2.2.2.1 Positive Results
2.2.2.2 Negative Results
Arithmetic Reference
1 Numbers
2 Addition
3 Subtraction
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -