Week 12 Homework

Which number or numbers are classified incorrectly?

• 3.4

• -1.2

• -2

• 3

Mario wrote a statement about the absolute value of -17. Complete the statement. The |-17| is ________ because absolute value is always __________.

• 0, zero

• -17, positive

• 17, negative

• -17, negative

• 17, positive

Ali created a list by correctly putting a group of fractions, percentages, and decimals in ascending order. Which list could be the one Ali created?

• 0.21, 22%, 1/4, 0.35, 38%, 3/8

• 22%, 38%, 0.21, 1/4, 0.35, 3/8

• 22%, 38%, 1/4, 0.21, 0.35, 3/8

• 0.21, 22%, 1/4, 0.35, 3/8, 38%

• 15 + 6 ÷ 3

• (15 + 6) × 3

• 15 ÷ 3 + 6

• (15 + 6) ÷ 3

Simplify -14 - (-4)

• -18

• -10

• 10

• 18

In our Science lab today we divided 43.5 ounces of solution equally among all the students in a class. If each student got exactly 1.5 ounces of solution, how many students are in the class?

• 27

• 28

• 29

• 30

• The product will be less than 7.

• The product will be between 6 and 7.

• The product will be greater than 7.

• The product will be between 5 and 6.

What is the sum of -7 and 12?

• -5

• -19

• 5

• 19

• 5

• 8

• 10

• 12

Amy’s magnolia tree grows 1.68 feet per year. Her oak tree grows 2.5 times faster than her magnolia tree. How tall is her oak tree?

• 4.18 feet

• 1.93 feet

• 11.76 feet

• 4.2 feet