Visual Mathematics

Multiplication by Grouping Level 1 Video Lesson • The grouping strategy taught allows students to multiply without knowing all their multiplication facts; • This video takes you step by step on how to develop the meaning of multiplication; • It guides students to learn the most effective early multiplication strategy: the multiplication by grouping strategy; • It provides a model for a conceptual-focus Common Core lesson; • With this strategy students only have to know how to count by 1,

Multiple Ways to Multiply Templates and Activities Using these templates and activities, students will be practicing 1 digit by one digit multiplication in six different ways: • Using ten-frames • Using Base-10 block pictures • Using repeated addition • Using the grouping strategy • By decomposing numbers into 1, 2, 5 • By writing the corresponding division equation Ideas for how to use the templates for practice, cooperative learning, assessment and for playing learning games are included.

This is an engaging game patterned after the popular Connect Four game that gets to students to practice subtracting decimals with regrouping. The subtractions are set up to progress from the easiest in the first board to the most difficult in the fourth board. I like this activity a lot because it is not based on chance but on both game strategy and progressively improving your skills at subtracting decimals. The set includes four different game boards, each board at a different level of di