Parts of an Expression
Which of the following are Expressions?
p + 8
g - 2 = 10
24/t = 4
6 - w
p+8
6-w
3 more than x
x + 3
Write and Expression:
During a classroom reading challenge, Ava records the number of pages she reads each week. She reads x pages during the first week. During the second week, she reads 18 more pages than she read during the first week.
x + 18
Write an Expression and then solve
The school library is organizing its collection of books. The sixth-grade section has x books, while the graphic novel section has 27 fewer books than the sixth-grade section.
x = 185
x - 27
185 - 27 = 158 books
36 inches2
What is a Variable?
A letter in an equation/expression
10 decreased by p
10 - p
Write an Exprssion:
The sixth-grade student council collected money for a school fundraiser. At the beginning of the week, they had x dollars in their collection box. After purchasing supplies for the fundraiser, their amount of money decreased by $35
x - 35
Write an Expression and then solve
Sophia is keeping track of her points in a classroom competition. She currently has x points. After completing a difficult challenge, her teacher increases her score by 45 points.
x = 78
x + 45
78 + 45 = 125 points
What is the area of this parallelogram?
(See picture)
200 ft2
What are the variables in this expresion?
7k + 2w2 - b
k, w, b
the product of 52 and d
52d
Write an Expression
Marcus is collecting sports cards for a class project. He currently has x basketball cards in his collection. His cousin has twice as many basketball cards as Marcus.
2x
Write an expression and then solve
The art teacher is setting up tables for students to work on a project. She places x paintbrushes at each table and sets up 7 tables. Each table needs the same number of paintbrushes.
x = 6
7x
7(6) = 42 paintbrushes
What is the area of this triangle?
(See picture)
30 in2
What are the terms in this expression?
56h - 2r + 4g2
56h, 2r, 4g2
g split in to 5 equal groups
g/5
Write an Expression
The student council has collected x cans of food for a community food drive. They want to divide the cans equally among 5 boxes so each box contains the same number of cans
x/5
Write an expression and solve
The sixth-grade classes collected x cans of food during their community food drive. The teachers want to split the cans equally among 6 large boxes so that each box contains the same number of cans.
x = 72
x/6
72/6 = 12
What is the area of this shape?
(See picture)
78 cm2
What are the Coefficients in this expression?
3f2 + 24g - 2b
3, 24, 2
the sum of s and 5 times k
s + 5k
Write an Expression
During a school fundraiser, Emma sells x boxes of cookies. Her friend sells twice as many boxes as Emma, plus 5 additional boxes.
2x + 5
Write an expression and solve
For a school reading challenge, Noah reads x pages during the first week. His friend reads twice as many pages as Noah, plus 10 additional pages during the same week.
x = 18
2x + 10
2(18) + 10 = 46
What is the area of this shape?
(See picture)
48 in2