what equation is represented by this model?
-17= -7 + -10
-30 -20 -10 0
_ - _ = _
The equation represented by this model is:
-30 - (-20) = -10
The equation represented by this model is:
-30 - 20 = -10
-17= -7 + -10
-30 -20 -10 0
_ - _ = _
-30 - (-20) = -10
-30 - 20 = -10