Building Number Sentences: Open Middle Theme (6)

Drag number tiles in the boxes below to make a true number sentence (equation). Once you do, use the PEN or TEXT tools to clearly illustrate, step by step, how your sentence is correct.
Create another true number sentence (equation) different from the one you made above. Once you do, use the PEN or TEXT tools to clearly illustrate, step by step, how your sentence is correct.
Create another true number sentence (equation) different from the two you made above. Once you do, use the PEN or TEXT tools to clearly illustrate, step by step, how your sentence is correct.
Create another true number sentence (equation) different from the three you made above. Once you do, use the PEN or TEXT tools to clearly illustrate, step by step, how your sentence is correct.
What is the HIGHEST POSSIBLE VALUE you can get either side to equal? What is the LOWEST POSSIBLE VALUE you can get either side to equal?

Information: Building Number Sentences: Open Middle Theme (6)