yes u can if you need too
No
because you might get mixed up
159
1339
it means to take away and borrow means to take away and regroup means to rearrang(make problem
it means to take away and borrow means to take away and regroup means to rearrang(make problem easier)
Difference.
when u are subtracting the number it is always going to be lower than the problem.
It depends on what problem 4 is.
When the lower digit is greater than the upper one.
The population of Regroup is 25.
Regroup was created in 2006.