S# | Lecture | Course | Institute | Instructor | Discipline |
---|---|---|---|---|---|
1 |
Subtracting 1, 10, or 100 (K-A)
|
Subtracting 1s, 10s, and 100s (K-A) | Khan Academy | Basic and Health Sciences | |
2 |
Subtracting 3-digit numbers (no regrouping) (K-A)
|
Subtracting 1s, 10s, and 100s (K-A) | Khan Academy | Basic and Health Sciences |