Integers
Compare the integers: Which is greater, -24 or -18?
-18
-12 + 7 =
-5
-12 + 8 X (-2) =
-28
The temperature in Montreal was -5°C in the morning. By the afternoon, it dropped another 7°C. What was the afternoon temperature?
-12°C
What are the perfect squares in the following list:
121, 22, 100, 144, 55, 16, 6, 56, 25, 1
Put them in order from smallest to largest.
1, 16, 25, 100, 121, 144,
Place the integers in order from least to greatest:
-12, 5, -3, 0, -7
-12, -7, -3, 0, 5
-15 - (-9) =
-6
40 ÷ (-8) - (-6) =
1
-310 meters
What is the square root of 81?
9
The product of two integers is positive and their sum is negative. Give one possible pair of integers that satisfies this condition.
-5 and -4
Any two negative numbers will work.
-8 X 6 =
-48
-18 + 6 X (-2) -4 =
-34
During a hockey game, a team scores +3 points in the first period, loses 5 points for penalties in the second, and gains +4 in the third. What is their final score?
2 pts
-52 =
-25
Place the integers in order from smallest to largest:
-25, -15, -30, -5, 10
-30, -25, -15, -5, 10
72 ÷ (-9) =
-8
100 ÷ (-5) + (-20) + 14 =
-26
A mountain climber starts at an elevation of 1200 meters. She descends 850 meters, climbs back up 640 meters, then descends another 1100 meters. What is her final elevation relative to sea level?
-110 meters
(-7)2 =
49
The sum of three consecutive integers is -21. What are the integers?
-6, -7, -8
(-3) X (-4) X (-2) =
-24
(-8) +24 ÷ (-6) X 5 =
-28
A video game awards points as follows:
- Defeating a small enemy: +15 points
- Defeating a boss: +60 points
- Losing a life: -40 points
In one level, a player defeats 8 small enemies, 2 bosses and loses 3 lives. What is the player's final score?
120 points
(-3)3 =
-27