Add or Subtract
At dawn, the temperature is -3°C. By noon, it has risen 5°C. What is the temperature change’s ending value?
What is 2°C?
For 4 hours, the temperature drops 3 degrees per hour. What is the total temperature change?
What is -12 degrees?
The temperature is -4 degrees and rises by 7 degrees. This is the new temperature.
What is 3 degrees?
This is the absolute value of -9.
What is 9?
The property shown by -5 + 5 = 0.
.
What is the additive inverse property?
A player’s score changes by -8 points, then the player earns the opposite of that change. What is the total score change?
What is 0 points?
A hiker’s elevation changes by -24 meters while descending at -6 meters per minute. How many minutes does the change represent?
What is 4 minutes?
A hiker descends 12.5 meters, then climbs 4.5 meters. This is the hiker’s net change in elevation.
What is -8 meters?
The distance between -4 and 12 on a number line.
What is 16?
The property shown by (-2)(7) = (7)(-2).
What is the commutative property?
A town’s temperature is -4.5°C and then rises 2.5°C. What is the new temperature?
What is -2°C?
A cooking adjustment calls for multiplying an ingredient by 2/3. The original recipe requires 2 1/4 cups of that ingredient. How many cups are required in the new recipe?
Wat is 1 1/2 cups
A submarine is at -18 meters. It rises 6 meters per minute for 3 minutes. This is its new depth.
What is 0 meters?
The name of 2 different numbers with the same absolute value.
What are opposites?
Using this property, 4(-3) + 4(8) can be written as
4(-3 + 8).
What is the distributive property?
A stock is up 7 dollars, then its change is adjusted by subtracting a loss of 6 dollars. What is the resulting change?
What is 13 dollars?
A recipe uses 7/8 of a cup of broth. What is this amount as a decimal?
What is 0.875 cups?
A bill of $18.60 is split equally among 4 people. This is each person’s share.
What is $4.65?
This is what absolute value means on a number line.
What is the distance from 0.
The sign of this multiplication: (no calculators)
(-2)(6)(-4)(5)(-9)(4)(-2.3)(1/2)(-8)
What is negative?
A hiker is at an elevation of -2 1/4 meters relative to sea level and descends another 3 1/2 meters. What is the hiker’s ending elevation?
What is -5 3/4 meters?
Smith's Apple stock changed by -1.8 dollars per share. It then went up by 25 cents per share the next day. If Smith has 12 shares of stock, what is the total change in Smith's stock price?
What is -18.6 dollars?
A diver is at -7.5 meters and descends 1.25 meters per minute for 4 minutes. This is the diver’s final depth.
What is -12.5 meters?
The choice that is not true about -6.7:
a. The number is negative
b. The opposite of the number is negative.
c. The absolute value is positive
d. The number is 6.7 units away from 0
What is choice B?
The birthday of Mr. Smith.
What is September 16th?