Chapter 1 of 5 · Mathematics
Multi-Digit Arithmetic
3 playlists in this chapter, each about 7 minutes, ending in a workshop: three questions with a pause before each answer, and one puzzle to try alone.
Playlist 1 of 3
Multiplying by Two-Digit Numbers
Not made yet
Playlist 2 of 3
Long Division, Understood
Not made yet
Playlist 3 of 3
Estimating to Check
Not made yet