7 x (2+5)
49
9x6-18/9
52
What Does the first letter in PEMDAS mean?
Parentheses
() {} []
Find the value of the variable in this equation:
7x=168
x = 24
What is the Commutative property for :
9 x 7 = a x b
9 x 7 = 7 x 9
a x b = 7 x 9
7/(5×2−(6/3))
0.875
Which expression does NOT simplify to a value of 6?
B
What does the third and fourth letter in PEMDAS mean?
multiplication/division
(From left to right )
Find the value of X (variable) in this equation:
(7x)(3)= 147
x = 7
The commutative property for multiplication is:
a x b = b x a
4×8−2×11+27÷3÷3
13
John has his math exam in few days. As he is having some trouble in solving this expression, help him find the correct answer following the order of operations : 11−((6/2)×((7/5)+8))
-17.2
What part of PEMDAS should be used to solve this expression:
4 x 3 x 7 / 3
Multiplication and then Division
(Left to right)
Find the value of n (variable) in this equation:
(8n)(9)=864
n = 12
What is the distributive property of order of operations.
Show an example with variables or words
P x (Q + O)
P x (Q + O)
Property: (P x O) + (P x Q)
17+77/11+22-8 x 5
6
Which expression does NOT simplify to a value of 10?
C
What should be done first:
7 + 3 - 5[6 x 3+(4/2)]
Parentheses ( )
Find the value of Z (variable) in this equation:
(12z)÷(24) x (8) = 32
z = 8
What is the distributive property for this expression:
9 x (12 + 8)
(9 x 8) + ( 9 x 12)
18/2x6[(3x2/3)x9]
972
Sally has 15 marbles and gives Jack 5. If she gives half of what remain to Joe, how many marbles does she have left?
Tip: Most of these problems will have you processing either a division/multiplication operation with adding/subtraction. Remember which comes first.
(15 - 5)/2 = 5
Which step comes last in PEMDAS for this expression :
9 x 3/4 - 2x4(7/3.5)
Subtraction
Find the value of C (variable) in this equation:
(14c)÷(5)x(18)÷(6)=126
c = 15
Solve this problem using the distributive property:
7 x (67 + 27) =
658