by BlastRoom
Two addends in either order give the same sum, and one known fact hands you a second.
#us_grade_1_math

20 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.

The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
You know 6 + 8 = 14. What is 8 + 6?
Does 7 - 2 give the same answer as 2 - 7?
The turnaround fact for 4 + 2 is ___
Does 9 - 3 give the same answer as 3 - 9?
You know 8 + 4 = 12. What is 4 + 8?
You know 9 + 2 = 11. What is 2 + 9?
Does 8 - 3 give the same answer as 3 - 8?
Does 4 - 2 give the same answer as 2 - 4?
The turnaround fact for 7 + 9 is ___
The turnaround fact for 4 + 9 is ___
7 + 8 = 8 + ___
6 + 7 = 7 + ___
You know 8 + 3 = 11. What is 3 + 8?
The turnaround fact for 6 + 9 is ___
4 + 7 = 7 + ___
The turnaround fact for 3 + 5 is ___
The turnaround fact for 6 + 5 is ___
5 + 2 = 2 + ___
You know 4 + 7 = 11. What is 7 + 4?
5 + 4 = 4 + ___
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.

Pick a tile, answer, hit bonuses and steals.
40 questions