As my 3rd grade students began to explore the rules of multiplication I was constantly bombarded with questions about the 4 rule, or the 9 rule, etc. In an effort to provide my students with an aid that they could complete and then use as a reference later I created the Multiplication Rules and Practice packet.
The Multiplication Rules and Practice sheet provides an explanation of the shortcuts to use when multiplying by 0,1,2,3,4,5,9,10, and 11. It also provides multiple examples and practice