Multiplication
8 x 72
576
1500 ÷ 25 =
60
What is a factor
A number that you multiply with another number to get a product.
111,111,111 × 111,111,111 =
12,345,678,987,654,321
324 x 9
2916
2400 ÷ 40 =
60
What is a product
The answer you get when you multiply two numbers.
What is pi
3.14
45 x 33
1485
8640 ÷ 72 =
120
What is a Partial Product
The smaller answers you get when you multiply part of a number before adding them all together.
What are palindromes
Numbers that read the same forwards and backward, like 121 or 343
341 x 90
30,690
4356 ÷ 12 =
363
What is a quotient
The answer you get when you divide.
What is a baker's dozen?
A baker's dozen is actually 13, not 12.
987 x 65
64,155
4725 ÷ 42 =
112.5
What is a Standard Algorithm
The usual step-by-step method for dividing using long division or multiplying using place value and stacking numbers.
What is the birthday paradox?
In a room of 23 people, there's a 50% chance that two people will have the same birthday