Will the sign of the product of two negative numbers be negative or positive? Explain your answer.
Suppose a deep sea diver dives from the surface to
85
feet below the surface. He then dives down
13
more feet. The diver's depth is represented by the sum
−85+(−13).
Find and interpret the sum to describe the diver's present depth.
What is the diver's present depth?
Match the situation in Column A with its addition expression in Column B.
| Stavka koja se može prevući | arrow_right_alt | Odgovarajuća stavka |
|---|---|---|
The temperature drops 12 degrees then rises 12 degrees. | arrow_right_alt | |
A fish swims 12 feet below sea level and then another 12ft deeper to avoid a shark. | arrow_right_alt | |
Pat takes 12 steps forward and then 12 steps back. | arrow_right_alt |
Find
−7−(−6).
The temperature at the beginning of the day was −4°C. The temperature dropped 5°C
by the end of the day. What was the temperature at the end of the day? Use the number line model to find −4−5.
Find the sum.
Four out of nine dogs weigh less than 20 pounds. What is the decimal equivalent for the number of dogs weighing less than 20 pounds?
Question is on the background.
Javier had $305 in his bank account. His bank charges a fee of $7.50 each month that a balance is below $500. If he makes no other deposits or withdrawals, how much money is in Javier’s account at the end of three months?
A fish finder shows a large fish at 13 feet below the surface of the water and a smaller fish located 4 feet below the surface of the water. Select all the expressions that are equivalent to the distance between the fish.
A catering company loses $110 as a result of a delay. The 5 owners of the company must share the loss equally. Which quotient represents each owner's share of the loss?
A marathon is 26.2 miles long. There is a water station every 1 1/4 miles along the race route. How many water stations are needed for this marathon?
Carl and Cameron are at a pool. Carl dives in and touches the bottom of the pool, 15 feet below the surface of the water. Cameron is standing on a diving platform 2 feet above the surface, waiting for his turn. What is the vertical distance between Carl’s hand and Cameron’s feet?
What is 27+(−3)+(−20)?
The high temperatures in Weston for 7 consecutive days were −14°C, −10° C, −3°C, 6°C, 8°C, −4°C, and −11°C. What was the average high temperature for the 7 days?
