Number System and Integers

Penny and her cousins each have a different bank balance. What is the sum of all the accounts?

• -3

• 7

• -2

-4 - 16

• -20

• 20

• -12

• 12

-5 x 9

• -45

• 45

• 4

-56 / -7

• 8

• -8

• 392

• -392

-6 - (-8)

• -2

• 2

• -14

• 14

Joseph played a card game and was dealt the cards shown above. His score will be the sum of the cards. What is Joseph's score?

• 5

• -5

• 8

• -8

The January record high temperature in Austin, Texas is 92 degrees. The January record low temperature is -1 degree. What is the difference between the record high and low temperatures?

• 91 degrees

• -91 degrees

• 93 degrees

• -93 degrees

What is the rule for adding integers with different signs?

• Negative plus negative = positive

• Add and keep the sign of the bigger number

• Subtract and keep the sign of the number with the greater absolute value

• Positive plus negative = negative

What is the rule for subtracting integers?

• Keep the first number the same and add the second number

• Keep the first number the same, change to addition and change sign of 2nd number

• Subtracting will always result in a negative answer

Mt. Everest, the highest elevation in Asia, is 29,028 feet above sea level. The Dead Sea, the lowest elevation, is 1,312 feet BELOW sea level (HINT: that's -1,312). What is the difference between these two elevations?

• 30,340 feet

• 27,716 feet

• -27,716 feet

• -30,340 feet