*Today you will need iPad folder *Download today's lesson ... · Mrs. Foltz and Miss Hershberger...
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February 03, 2014 Tuesday, Feb. 11 *Today you will need iPad folder pink homework *Download today's lesson 2-4 Combining Like Terms and do page 2
Transcript of *Today you will need iPad folder *Download today's lesson ... · Mrs. Foltz and Miss Hershberger...
February 03, 2014
Tuesday, Feb. 11
*Today you will need
iPad
folder
pink homework
*Download today's lesson 2-4 Combining Like Terms and do page 2
February 03, 2014
Mrs. Foltz and Miss Hershberger decided to take a trip to the beach to avoid the snow! Mrs. Foltz brought home 3 starfish, 5 purple sea shells, and 6 orange shells. Miss Hershberger brought home 8 pink shells, 2 purple shells, and 4 orange shells. Find the total of each item.
starfish______
purple shells_____
pink shells_____
orange shells_____
February 03, 2014
Learning Target:
Today students will be able to...
distinguish like terms and combine them to simplify expressions.
February 03, 2014
One day, all of the animals got out of their cages at the zoo. There were animals everywhere! The zoo keeper had to gather all the animals and put them into their correct pens...let's help him
February 03, 2014
On one side of the zoo were 3 zebras, 2 monkeys, and 8 penguins.
One more zebra, 5 monkeys, and 3 penguins were on the other side.
February 03, 2014
3z +2m +8p + 1z + 5m + 3p
This expressions represents the total number of animals we helped gather.
How many terms are there?
What are the like terms?
February 03, 2014
Important Vocabulary...
variablecoefficient term
constant
7x +2 -4x -1 +x +5
To combine like terms:
1. Find the terms with the same variable raised to the same power
2. Add/subtract the coefficients of the like terms
February 03, 2014
Why do we simplify problems?
February 03, 2014
Mrs. Foltz brought home 3 starfish, 5 purple sea shells, and 6 orange shells.
3s + 5p +6o
Miss Hershberger brought home 8 pink shells, 2 purple shells, and 4 orange shells.
8k + 2p + 4o
Together: 3s + 5p + 6o + 8k + 2p + 4o.... how would we simplify?
February 03, 2014
15 Monkeys + 10 Penguins + 5 Bears – 4 Monkeys (they escaped) + 5 Penguins + 2 Bears
Put these animals together in their pens and find the total of each kind
February 03, 2014
February 03, 2014
Examples of terms:Are they like terms or unlike terms?
• 3x and -7x
• 8y2, 2y2 and -3y2
• 5, 89 and 100
• x3y4 and ½x3y4
• 6w and 8y
• 4x and 4x2
• 5 and 8x
unlike
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February 03, 2014
February 03, 2014
