Specific Tricks Level 3: x11 (2d x 11, with carry). times 11 digit insert.
1. Add middle digits
1.
Add the two digits for the middle.
2. Handle carry
2.
Carry the middle ten into the left digit.
3. Read answer
3.
Read the complete product.
Add the two digits for the middle.
Carry the middle ten into the left digit.
Read the complete product.