8th Grade DCA 1 Review

Ascending order means ordering the values from ____________________________.

• smallest to largest

• largest to smallest

• prettiest to ugliest

Answer explanation

Ascending order means arranging values from smallest to largest. This is the standard definition of ascending order, making 'smallest to largest' the correct choice.

Descending order means ordering the values from___________________________.

• largest to smallest

• smallest to largest

• prettiest to ugliest

Answer explanation

Descending order means arranging values from largest to smallest. This is the opposite of ascending order, which arranges values from smallest to largest. Therefore, the correct choice is 'largest to smallest'.

Order the following numbers from greatest to least (descending order):

Answer explanation

To put a list of numbers in order, first change everything to decimal form then you can use the STAT button on your calculator to help you enter the list and sort it. (See your notes from Lessons 1 and 2.)

• 15

• 14

• 13

• 16

Order the following in decreasing (descending) order:

Answer explanation

To put a list of numbers in order, first change everything to decimal form then you can use the STAT button on your calculator to help you enter the list and sort it. (See your notes from Lessons 1 and 2.)

Ms. King wanted her students to do even more math after their quiz, so she gave their grades back to them in the form of rational numbers. The grades each student received on their quiz are in the table below. List the names of the students by best grade to worst grade.

• Jessica

• Chelsea

• Daniel

• Devon

• Hongi

Answer explanation

To put a list of numbers in order, first change everything to decimal form then you can use the STAT button on your calculator to help you enter the list and sort it. (See your notes from Lessons 1 and 2.)

• 1

• 5

• 2.05

• 7.1

Order the following numbers in increasing order:

Answer explanation

To put a list of numbers in order, first change everything to decimal form then you can use the STAT button on your calculator to help you enter the list and sort it. (See your notes from Lessons 1 and 2.)

In a race, does the winner have a smaller time or a larger time?

• smaller

• larger

Answer explanation

In a race, the winner is the one who completes the course in the least amount of time. Therefore, the winner has a smaller time compared to the other participants.

Write the number 0.000000248 in scientific notation.