Vocabulary
A number greater than zero
What is a positive number?
Name an integer to represent the situation:
Your sister owes you $15 for your mom's birthday present.
-15
Which inequality symbol is needed:
-7.65 -7.065
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What is the absolute value of -100
100
What is the opposite of the opposite of 38
38
A number less than zero
What is a negative number?
Name an integer to represent the situation:
Jane deposited $320
Which inequality symbol is needed:
-12 -35
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The USS Maine is at 250 feet below sea level. The USS Texas is at 175 ft below sea level. Which is at a shallower depth?
Put the numbers in order from greatest to least:
(The absolute value of -17), -0.04, 1.23, -9/10,
The absolute value of -17, 1.23, -0.04, -9/10
The distance a number is from zero
What is absolute value?
Name an integer to represent the situation:
Jack withdrew $25 from his bank account.
-25
Which is greater than -3.4
3.4, 7, -3.5, - 3
What is:
2.4, 7, -3
A diver started at sea level, the dow to -15 ft, then swam back to sea level. How far did the diver travel?
30 ft
Bank account statement
Monday: deposit $70
Tuesday: withdrawal $75
Wednesday: withdrawal $40
Thursday: deposit $50
Which day made the greatest impact to the account?
What is Tuesday?
Numbers that are the same distance from zero, but on opposing sides of 0.
What are Opposite numbers?
Name an integer to represent the situation:
The coupon was for 50% off of 20.
-10
Which inequality symbol is needed:
-1.5 -1 7/10
A dolphin swam at -20 feet. A sting ray was swimming at -50 feet. How much farther was the sting ray below sea level than the dolphin?
30 feet
Jared had $256.35 in his savings. On Saturday, he withdrew $25. On Monday, he deposited $75.60. On Tuesday, he made debit purchase of $45.
How much does Jared have in his account now?
What is $261.95?
Any number that can be written as a quotient of two integers.
What is a rational number?
Name an integer to represent the situation:
The price increased by 10%. The original price was $60.
$6
Put these numbers in order from least to greatest:
18%, 2/4, 0.67, -3.1, -8/10
-3.1, -8/10, 18%, 2/4, 0.67
Think of the starting point of a race as 0. If Runner A was 153.5 feet into the race and his jacket was left 50 feet behind the starting line. What is the distance between the runner and his jacket?
183.5 feet
Eliza's ending balance of her checking account for the week is: $194.23. If she had made a deposit of $73.56 and a withdrawal of $40, what was her beginning balance?
What is $160.67?