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by BlastRoom
Add and subtract whole tens (30 + 40, 70 - 20) by counting the tens, not the ones.
#us_grade_1_math
40 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.
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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.
90 - 80 = ___
80 + 10 = ___
40 + 10 = ___
30 - 20 = ___
What is 5 tens plus 5 tens?
What is 6 tens plus 3 tens?
What is 3 tens plus 1 ten?
30 + 70 = ___
10 + 20 = ___
10 + 10 = ___
80 - 70 = ___
What is 1 ten plus 6 tens?
20 + ___ = 100
90 - 90 = ___
What is 3 tens plus 5 tens?
50 + ___ = 80
10 + 70 = ___
50 - 30 = ___
70 - 40 = ___
30 + 10 = ___
10 + 30 = ___
70 - 10 = ___
50 - 20 = ___
80 - 10 = ___
80 - 30 = ___
60 + ___ = 90
30 + 60 = ___
30 + ___ = 90
30 + ___ = 80
60 + 40 = ___
10 + 50 = ___
What is 7 tens plus 3 tens?
30 + 40 = ___
70 + 10 = ___
60 - 30 = ___
40 - 40 = ___
What is 1 ten plus 2 tens?
40 + ___ = 70
70 + 20 = ___
What is 6 tens plus 2 tens?
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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.
Order by Length
20 questions
