Unit 2 : Subtraction

 

Learn how to sub­tract basic num­bers to find the difference. 

Top­ics from Unit 2: 

                • sub­trac­tion
                • place val­ue
                • bor­row­ing
                • word prob­lems

 

Unit 2 Lesson contents: 

 

Ray’s Les­son 6 & 8 instruc­tion­al videos

Assign­ment — com­plete exer­cis­es for les­son 6,7, and 8

Activ­i­ty — Use Cuise­naire rods to prac­tice show­ing bor­row­ing, plus prac­tice solv­ing riddles!

This unit is the record­ed lessons through Ray’s New Intel­lec­tu­al Arith­metic. This book is avail­able for free on google books. Activ­i­ties for these lessons can be found described on the les­son page and also at the Scio Acad­e­my face­book group. (facebook.com/groups/scioacademy)

For specific help on a concept, feel free to select the unit that corresponds to your text or email you tutor!