standard_description: Describe objects in the environment using names of shapes, and describe the relative positions of these objects using terms such as above, below, beside, in front of, behind, and next to.
problem_activity: Task
Jillian says
I know that 20 times 7 is 140 and if I take away 2 sevens that leaves 126. So 126 $\div$ 7 = 18.
Is Jillian's calculation correct? Explain.
Draw a picture showing Jillian's reasoning.
Use Jillian's method to find 222 $\div$ 6.


aligns: no