Flash Learn
Tap each card to reveal the meaning and example. Fast review first, then move into the games.
Sign Clue
(+ , +)
Both positive means the point is in Quadrant I.
Sign Clue
(− , +)
Negative x, positive y means Quadrant II.
Sign Clue
(− , −) or (+ , −)
Quadrant III has both negative. Quadrant IV has positive x, negative y.
Drag Sort
Drag each card into the correct category.
Card Bank
−4 and 4
|−9| = 9
Point (−3, 2)
Point (5, −1) → (−5, −1)
Number Line Ideas
Opposite
Absolute Value
Coordinate Plane Ideas
Quadrant
Reflection
Number Line Lab
Choose a number and its opposite. Then solve two quick challenges.
Start number
Opposite number
Start
Opposite
Pick values to compare.
Quick Check
What is the opposite of −7?
Quick Check
What is the absolute value of −12?
Coordinate Plane Challenge
Click a point chip to graph it. Then answer the two challenge tasks.
Plot a Point
Click a point chip to graph it.
Quadrant Check
Which quadrant is (−4, 3) in?
Reflection Check
Reflect (3, 5) across the y-axis.
Sign Missions
Pick whether each real-world quantity should be positive or negative.
Mastery Check
Final mixed review. Score 4 out of 5 or better to master the arcade.
1. What is the opposite of 6?
2. What is the absolute value of −15?
3. Which quadrant is (4, −2) in?
4. Reflect (−5, 3) across the x-axis.
5. True or False: (2, −4) and (−2, −4) are reflections across the y-axis.