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ExpressionExpression vs.vs.EquationEquation
x + 9x + 9
g – 6g – 6
2 + k2 + k
12y12y
14 ÷ w14 ÷ w
r + 7 = 30r + 7 = 30
y – 9 = 15y – 9 = 15
9 + p = 949 + p = 94
15t = 4515t = 45
14 ÷ 2w = 5014 ÷ 2w = 50
Notice any similarities and/or Notice any similarities and/or differences?differences?
In your code book, create a brace map to describe the parts of an expression.
expressio
expressio
nn
Now let’s create a double bubble map to compare and contrast expressions and equations.
Expressions Equations
Now let’s take what we’ve learned and read
an expression or an equation and write it
numerically!
It’s easy! Waaay easier
than what that guy is doing….
Whoaaa….whoa! This is
tricky….but math is NOT!
THAN
m - 7m - 7
3 ÷ y or3 ÷ y or 3 3 yy
5 + c5 + c 6 - r6 - r
n ÷ 2 orn ÷ 2 orn n 22 99k k
n + 7 = 11n + 7 = 11
p - 4 = 29p - 4 = 29
2p = 182p = 18
m ÷ 5 = 67m ÷ 5 = 67 or orm m 55
= 67= 678t + 3 = 758t + 3 = 75
n - 7 = 15n - 7 = 15
variablevariable equalequal
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