Module 2 Rational Numbers Test

The least number, other than zero, that is a multiple of two or more given numbers.

• least common multiple

• greatest common divisor

• prime factorization

• absolute value

To compare and order fractions, the fractions can be written with a ________.

• common denominator

• common numerator

• common factor

• common multiple

The greatest common factor is the greatest number by which two or more given numbers can be evenly divided.

• greatest common factor

• least common multiple

• prime number

• composite number

A thermometer in Grand Forks, North Dakota, reads −4.5 °F in January. The temperature on the same day in February has the same absolute value as the temperature in January but is not the same temperature. What is the temperature in February?

• 4.5 °F

• -4.5 °F

• 0 °F

• 9 °F

What is the least common denominator for the fractions \(\frac{3}{4}\), \(\frac{2}{5}\), and \(\frac{3}{7}\)?

• 20

• 35

• 140

• 70

Which inequality is correct?

• -0.25 > 1/3

• 4/5 > 0.7

• 1.2 < 1 1/5

• -2 3/4 > -2.6

12. The city of Kuttanad, India, has an elevation of -2.14 meters. The area near the mouth of the Dniester River in Moldova has an elevation that is the opposite of the elevation in Kuttanad. What is the elevation near the mouth of the Dniester River?

• -2.14 meters

• 0 meters

• 2.14 meters

• 4.28 meters

The school cafeteria serves tacos every sixth day and cheeseburgers every eighth day. If tacos and cheeseburgers are both served on today's menu, how many days will it be before they are both on the menu again?

• 14 days
• 24 days
• 34 days 
• 44 days

Tags

CCSS.6.NS.B.4

What is the least common multiple of 2 and 7?

• 15

• 26

• 14

• 10

Tags

CCSS.6.NS.B.4

Fill in the Blank: Least _______ ________

• Common Multilpier
• Common Multiple
• Common Factor

Tags

CCSS.6.NS.B.4