Arrays
A tool to teach multiplication or division using arrays. Show students that 3 x 5 = 5 x 3 or that 6 x 5 = 3 x 5 doubled, etc
Multiply or Divide by 10 or 100
A tool that teaches students how to quickly and easily multiply or divide whole numbers or decimals by 10 or 100.
Multiplication using the Grid Method
Solve multiplication problems, such as 23 x 43, using the grid method.
http://www.freewebtown.com/weddell/mw/long_multiplication/long%20multiplication.swf
HTU x U Short Multiplication
Solve multiplication problems using the distributive property of multiplication; for example, 342 x 3 = (300 x 3) + (40 x 3) + (2×3).
http://www.freewebtown.com/weddell/mw/short_multiplication/3×1contents.swf
TU x U Short Multiplication
Solve multiplication problems using the distributive property of multiplication; for example, 23 x 4 = (20 x 4) + (3×4)
http://www.freewebtown.com/weddell/mw/short_multiplication/2×1contents.swf
The Division Algorithm
Teaches the written method for whole number problems of division by a single digit divisor
http://www.freewebtown.com/weddell/mw/division/3×1%20division.swf
