Topic 4
Multiplication: 2-digit by 2-digit
Multiplication Practice
https://www.mathplayground.com/multiplication05.html
*Standard Algorithm
https://www.math-drills.com/multiplication2/multiplication_long_no_tseparator_0202_001.php
*Printable worksheet
https://www.ixl.com/math/grade-4/multiply-a-2-digit-number-by-a-2-digit-number
https://www.mathplayground.com/ASB_Canoe_Penguins.html
*Review of 2-digit by 1-digit
Distributive Area Model (Using arrays)
https://www.youtube.com/watch?v=WYJsQo7ZTC4