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100

 the acronym for the order of operations

What is: PEMDAS

parenthesis

exponents

multiply & divide (left to right)

add & subtract (left to right)

100
  •  Double a number, plus 5 

2n+5

100

9 – 4

5

100

•7 + 3x3 – y  when x=2 and y = 4


•

•7 + 3(2)3 – 4

•7 + 3(8) – 4

•7 + 24 – 4

•31 – 4

•27

100

f – 7 = 14

21

200

 7 + 3 x 4

What is 19

200

Half a number, minus 10

1/2 n -10

200

10 + 2(5) – 14

6

200

•7 + 3x3 – y  when x=2 and y = 4


•7 + 3(2)3 – 4

•7 + 3(8) – 4

•7 + 24 – 4

•31 – 4

•27

200

 4c = 16

4

300

 33 ÷(6 + 5)

What is 3

300

30a – 5a – 8              when a = 2

30(2)- 5(2)-8

60-10-8=

50-8=42

300

65 ÷ 5 + 8 x 4

45

300

•12 + a2                    When a = 4  b =0.3  c =0.2    b – c 

  


•12 + 42     

  0.3 – 0.2


•12 + 16     

  0.3 – 0.2

•28/ 0.1

•280

300

d ÷ 5 = 12

d=60

400

50 – 6 x 23

What is 2

400

The product of a number squared and the sum of 8 and 6

(8+6)n2 

400

10p + 4p – 6 + 5m   when p = 3 and m = 4

10(3) +4(3)-6+5(4)=

30+12-6+20=56

400

•7a + 10a – 19


•17a – 19

400

   e + 4.5 = 13

8.5

500

20 ÷ 5 ÷ 2 + 1

What is 3

500

The quotient of a number and 7 increased by 10

n/7 +10

500

42 + 6 ÷ 3 + 5

49

500

•9x2 + 15x – 4x2


•5x2 + 15x

500
  •    P= 2(L + W)                        When L = 12                                                and W = 5

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