Grinch Math

Front

What is the pattern of getting out of bed for Cindy Lou Who?

Back

Cindy Lou Who gets out of bed in a pattern where each night she doubles the number of times from the previous night: 1, 2, 4, 8, 16, 32.

Front

How many times will Cindy Lou Who get out of bed on Saturday night if the pattern continues?

Back

32 times.

Front

If a 6-pound roast beast feeds 8 Whos, how many Whos can an 18-pound roast beast feed?

Back

24 Whos.

Front

What is the formula to find out how many Whos can be fed by a roast beast?

Back

If 6 pounds feeds 8 Whos, then 1 pound feeds 8/6 Whos. For 18 pounds, multiply 18 by (8/6) to find the total.

Front

What is the total weight of the first three trees the Grinch stole?

Back

85 ⅜ pounds.

Front

How do you add mixed numbers like 24 ¾, 31 ½, and 29 ⅛?

Back

Convert them to improper fractions, add them, and convert back to a mixed number.

Front

How old is Max in dog years if he is 5 years old in human years?

Back

Max is 35 years old in dog years (5 human years x 7).

Front

What is the area of a square with each side measuring 72 feet?

Back

5,184 square feet (Area = side x side = 72 x 72).

Front

What is the formula for calculating the area of a square?

Back

Area = side length x side length.

Front

What is the significance of doubling in patterns?

Back

Doubling means each number is twice the previous number, which is a common pattern in sequences.