Practice with models

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• Begin bell work right after the tardy bell (2
pts)
• Give eye contact when teacher gives
instruction (2 pts)
• Stay in seat during instruction (2 pts)
• Raise hand when you wish to speak (if it is an
appropriate time in the lesson, teacher will call on you) (2 pts)
• Try (even if they don’t know how to do a problem) (2 pts)
Liam has a piece of rope
that’s 12 feet long.
3
3
3
3
He cuts off 25% of the rope. How long is it now?
9 feet
Last year Cory harvested 42 tomatoes from his
backyard garden. This year, his harvest increased by
1/3.
14
14
14
How many tomatoes did he harvest this year?
Last year Cory harvested 42 tomatoes from his
backyard garden. This year, his harvest increased by
1/3.
How many tomatoes did he harvest this year?
14
14
14
4 x 14 = 56 tomatoes
How many tomatoes did he harvest this year?
14
14
14
Jerry is taking care of a vacant lot in his neighborhood.
There are approximately 64 thistle weeds in the lot.
He decided to try a homemade weed killer his grandmother
suggested. Five weeks later, the thistles have decreased by
75%. Approximately how many thistles are in the vacant lot
now?
16
16
16
16
Five weeks later, the thistles have decreased by 75%.
Approximately how many thistles are in the vacant lot now?
16
16
16
16
Maria is learning to play golf. Before lessons, her
drives average 240 yards
60
60
60
60
60
After her first lesson, her drive increases 25%.
Now, Maria averages 300 yards
The whole is now increased to 300 yards
After her second lesson, her drive increases another 25%
75
75
75
75
75
How far are Maria’s drives after two lessons?
375 yards
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