Grinch Math

Front

What is the age of Max in dog years if he is 5 years old?

Back

35 (Dog years are counted as 7 times human years, so 5 x 7 = 35).

Front

If Cindy Lou Who hung 47 ornaments and her mom hung 72, how many more ornaments did her mom hang?

Back

25 (72 - 47 = 25).

Front

How many presents did the Grinch steal in total if he stole 27, 44, and 73 presents?

Back

144 (27 + 44 + 73 = 144).

Front

How many cookies did the Grinch eat in total if he ate 137 one night and 158 the next?

Back

295 (137 + 158 = 295).

Front

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

Back

24 (18 pounds can feed 24 Whos, as 6 pounds feeds 8 Whos, so 18/6 = 3 times more, and 3 x 8 = 24).

Front

What is the definition of addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is multiplication?

Back

Multiplication is the process of adding a number to itself a certain number of times.

Front

What is division?

Back

Division is the process of splitting a number into equal parts or groups.

Front

What is a word problem in math?

Back

A word problem is a mathematical problem that is presented in the form of a story or real-life scenario.