Expression Basics
What makes something an expression instead of an equation?
An expression has numbers and operation symbols but no equal sign.
What is the first step in Order of Operations (PEMDAS)?
Parentheses
If you could see that I'm the one who ___________ you, been here all along, so why can't you see.
Understands
Write expression and then solve.
"The sum of 9 and 6."
9 + 6 = 15
Mickey Mouse
Which of these is an expression?
6 + 3 = 9
5 x (2 + 4)
6 + 3 = 9
Solve 6 + 4 x 2
14
I used to float, now I just fall down... I used to know, but I'm not _______
Sure now
Write an expression and solve.
"Twice the sum of 9 and 6."
2 x (9 +v6) = 30
What is the title of Forrest Frank's Most Popular Album?
Child Of God
Write an expression that means "the sum of 8 and 12."
8 + 12
(6 + 4) x 2
20
Jesus paid it all, All to him I owe. Sin had left a crimson stain he ________ ______ _______ ___ ______.
Washed it white as snow.
Write the expression and solve.
"10 more than 3 times 7."
(3 x 7) + 10 = 31
What popular video game was first released in 2017?
Fortnite
True or False: The expression 7 x (5 + 3) can also be written as 7 x 5 + 3.
False
10 + 3 x (6 - 2)
22
I'll be a garden in ___________ a river where it's dry.
Manhattan
A farmer sells 3 baskets of apples with 12 apples each, then 8 more separately.
Write an expression and solve.
(3 x 12) + 8 = 44 apples
What country has won the most World Cup?
Brazil (Brasil)
Explain the order of the steps in this expression.
3 x (10 + 4)
Add 10 + 4 = 14
Multiply 3 x 14 = 42
Why do you need order of operations?
So everyone solves the problems the same way and correctly.
We're going up, up, up -- it's our moment You together we're glowing Gonna be, gonna be ________.
Golden
Sarah has 4 times as many pencils as Jake. jake has 7 pencils. Write expression and solve.
4 x 7 = 28 pencils
In the Lion King, this colorful bird is in charge of keeping an eye on Simba and reporting back to Mufasa.
Zazu