Definitions
What is a prime number?
Prime numbers are numbers with only two factors-themselves and 1. (3)
Solve.
36 x 14 =
36 x 14 = 504
Solve.
900 ÷ 20 =
900 ÷ 20 = 45
Solve.
16 ÷ (16-4 x 2) =
16 ÷ (16-4 x 2) = 2
What does quotient mean?
The result of dividing one number by another number. (12/2=6)
What is a composite number?
A composite number is a whole number that has more than two factors. (12)
Solve.
68 x 75 =
68 x 75 = 5,100
Solve.
480 ÷ 6 =
480 ÷ 6 = 80
Solve.
2 x 13 + 22 - 5 ÷ 5 =
2 x 13 + 22 - 5 ÷ 5 = 47
Find all the factors of 100.
1, 2, 4, 5, 10, 20, 25, 50, 100
What does sum mean?
The answer you get when adding numbers. (2+2=4)
Solve.
73 x 19 =
73 x 19 = 1,387
Solve.
441 ÷ 21 =
441 ÷ 21 = 21
Add grouping symbols to make the equation true,
4 x 8 ÷ 2 + 1 = 20
4 x [(8÷2) + 1] = 20
What does PEMDAS stand for?
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
What does product mean?
The answer you get when you multiply numbers together. (5x2=10)
Solve.
207 x 46 =
207 x 46 = 9,522
Solve.
162 ÷ 12 =
162 ÷ 12 = 13 R 6
Add grouping symbols to make the equation true,
5 + 35 + 14 ÷ 7 = 12
5 + (35 + 14) ÷ 7 = 12
List all the multiples of 7, up to the number 70.
7, 14, 21, 28, 35, 42, 49, 56, 63, 70
What is a square number?
The result when a number has been multiplied by itself. (5x5=25)
Solve.
470 x 32 =
470 x 32 = 15,040
Solve.
1,275 ÷ 21 =
1,275 ÷ 21 = 60 R15
Write an expression that mean. "Find the sum of the product of 9 and 7 and the quotient of 121 and 11".
Solve the problem.
(9 x 7) + (121 ÷ 11) = 74
Which is greater?
90 x 60 or 80 x 50
90 x 60 = 5,400
80 x 50 = 4,000