Multiplication
8(0)=
0
24/6 =
4
What is the correct order of operations to solve a problem with? (What does PEMDAS stand for?)
Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction
-12(-5)=
60
(-75)/5 =
-15
6(3)+7=
25
9(-13)=
-117
(-84)/(-7) =
12
19+40 \div (-8)=
14
14(-2)(5)=
-140
Walter rides the bus every day for a week. At the end of the week, he spent $21 on bus rides. How much did each bus ride cost?
$3
13-(12 \div (2xx3))=
11
Ms. Salisbury buys 6 pizzas for $8 each. What is the change in the amount of money Ms. Salisbury has?
The change is -$48 (or she spent $48).
(-20)/0 =
Undefined (not possible)
Write an equation to represent the following AND answer it:
Shana took a test with 50 questions. She lost 2 points for each of the 5 questions she got wrong. She also got 3 extra credit points. How many points did she gain or lose overall?
-7; she lost 7 points