PNR 112 Exam 1 review

Whole Numbers/Integers/Place Values/Absolute values

100

Which of the following is a whole number

7, 1/2, 0.12, -2

7

200

What is the absolute value of -30

30

300

Which number is in the tens place of this number

715.41

1

400

Which number is an integer? 

-17, 0.17, 1/7

-17

500

Identify the number in this word problem

A pair of gloves

2

Addition and Subtraction

100

Andy has 20 pieces of chocolate and 30 pieces of taffy how many pieces of candy does he have? 

50

200

You have $325 and then receive $724. How much money do you have now? 

$1049

300

4547-2298

2,249

400

134+443+2,087+555

3219

500

4547-2289-200

7036

Multiplication

100

87 x 5

435

200

178 x 23

4094

300

1020 x 95

96,900

400

9004 x 72

648,288

500

74,943 x 27

2,023,461

Division

100

25 divided by 6

4 with a remainder of 1

200

2153/9

239 remainder of 2

300

754/65

11.6

400

8,592/6

1432

500

3,692 divided by 4

923

Roman Numerals

100

What is the Arabic number for this roman numeral?

XXXIV

34

200

What is the Roman numeral for this Arabic number? 

49

XLIX

To write 49 in Roman numerals, the subtractive principle is applied. When a smaller numeral precedes a larger one, it is subtracted rather than added.
40 is represented as XL (50 - 10) 9 is represented as IX (10 - 1)

300

xxix

29

400

LV

The Roman numeral LV represents the number 55 by combining the values of its individual letters: L = 50 and V = 5

500

CMXCIX

999. 

It is constructed using the Roman numeral rules of addition and subtraction. The numeral breaks down as follows: CM = 900 (1000 − 100), XC = 90 (100 − 10), and IX = 9 (10 − 1)

Order of Operations

100

What does PEMDAS Stand for? 

PEMDAS stands for Parentheses, Exponents, Multiplication, Division, Addition, and Subtraction, representing the order of operations in mathematics.

200

(2+3)(1+3)

20

300

(48/2)9+3

219

400

96/3+(20x3)

92

500

(36-3x4)/(15-9/3)

2