Subtract!
Add!
Multiply!
GA
Number squared
100

Mental Math

20-10

What is 10

100

MENTAL MATH

37 + 68 = 

What is 105

100

MENTAL MATH 

8 x 9

72

100

They invented calculus.

Who are Newton and Leibniz

100

What is 52 ?

What is 25?

200

Mental Math

Fiona wants to buy a phone charger worth $42, but she only has a $50 bill How much change will she receive?

What is $8

200

345 + 134 = 

What is 479?

200

MENTAL MATH

12 x 12 = 

144

200

If you solve one, you solve them all.

What is an NP-complete problem.

200

What is 92

What is 81

300

Mental Math

60 - 30 = 

What is 30

300

MENTAL MATH

98 + 499 = 

What is 597

300

(8+7)*(9+84)*0

0

300

The answer to the “ultimate question of life, the universe, and everything

42

300

What is 25?

What is 625?

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