Order of Operations & Expressions

Without evaluating, decide which statement about these two expressions must be true.
(2365 - 927)
4 x (2365 - 927)

• The value of expression A is 4 less than the value of expression B.

• The value of expression B is 4 times the value of expression A.

• The value of expression A is ½ the value of expression B.

• The value of expression B is 1/4 the value of expression A.

Which numeric expression matches this written expression?
add four and nine and then multiply by six

• (6-4)x9

• (4+9)x6

• 6x9+4

• 9x4-6

Which numeric expression matches this written expression?
two times the sum of eight and seven

• 2 x 87

• 2 + (8 + 7)

• 2 x 8 + 7

• 2 x (8 + 7)

Kyle has $4 and Alyssa has $6. Jenny has 3 times as much money as both Kyle and Alyssa combined. Which expression represents this situation?

• (3 x 4) + 6

• (3 x 4) x 6

• 3 x (4 + 6)

• 3 x (4 x 6)

Which numeric expression matches this written expression?
fifteen less than the product of eight and four

• 15 - 8 x 4

• 15 - (8 x 4)

• (8 x 4) -15

• 8 x (4 - 15)

2 x 9 ÷ 3

• 5

• 7

• 8

• 6

(10 + 33 - 3) ÷ 8

• 13

• 3

• 5

• 11

(9 + 39) ÷ (11 - 5) = 

• 17

• 14

• 9

• 8

What would be my first step? 3 + 4 x 6 - 4 =

• addition

• multiplication

• subtraction

• exponents

PEMDAS only works if....

• You add then subtract

• You subtract then add

• add or subtract right to left

• add or subtract left to right