Regrouping vertically - PowerPoint PPT Presentation
4+8= 6+2= 8+4= 2+6=
Recalls Addition & Subtraction facts. 1616. 6 6. 99. 1111. 1010. 1010. 1+2= 9+6= 2+1= 6+9=. 1717. 1010. 1414. 4 18. 8 8. 88. 8+6= 3+5= 6+8= 5+3=. 9+9= 8+6= 10+10= 7+7=. 2+4= 7+4= 4+2= 4+7=. 4+8= 6+2= 8+4= 2+6=. 7+9= 8+1=
By derek-cohen
4+8= 6+2= 8+4= 2+6=
Recalls Addition & Subtraction facts. 1616. 6 6. 99. 1111. 1010. 1010. 1+2= 9+6= 2+1= 6+9=. 1717. 1010. 1414. 4 18. 8 8. 88. 8+6= 3+5= 6+8= 5+3=. 9+9= 8+6= 10+10= 7+7=. 2+4= 7+4= 4+2= 4+7=. 4+8= 6+2= 8+4= 2+6=. 7+9= 8+1=
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