GCF/Misc.
List the factors of 21.
List the factors of 48.
Which numbers are factors of both 21 and 48?
What is the greatest common factor of 21 and 48?
3
2320 + m = 4760
m = 2,440
3/4 = x/24
x = 18
Use the numbers 2, 3, and 6 to illustrate the Associative Property of Multiplication.
(2 * 3) * 6 = 2 * (3 * 6)
The product of seven and nine is how much greater than the sum of seven and nine?
47
List the factors of 27.
List the factors of 45.
Which numbers are factors of both 27 and 45?
What is the greatest common factor of 27 and 45?
9
n - $8.75 = $9.55
n = $18.30
8/9 = x/72
x = 64
Use the numbers 2, 3 and 5 to illustrate the Commutative Property of Addition.
(2 + 3) + 5 = (3 + 2) + 5
Sam spent $8.75 for the ticket, $3.50 for popcorn, and $0.90 for a drink. How much did he spend in all?
$13.15
Write 3 1/8 as an improper fraction.
25/8
35p = 910
p = 26
20/3 equals what mixed number?
6 2/3
1/2 * 3/3 = 3/6 = 1/2
Identity Property of Multiplication
Sam spent $8.75 for the ticket, $3.50 for popcorn, and $0.90 for a drink. How much did he get back in change from a $20 bill?
$6.85
Write 6 2/3 as an improper fraction.
20/3
355.5 / 9 =
39.5
3/7 + 2/5
29/35
2/3 * 3/2 = 1
Inverse Property of Multiplication
Subtract fifty-eight million from one hundred million, and use words to write the difference.
Forty-two million
Seven dimes is:
a. what fraction of a dollar?
b. what percent of a dollar?
7/10
70%
35/t = 840
t = 24
8/9 - 2/4 =
7/18
1 * 3/5 = 3/5
Identity Property of Multiplication
Subtract forty-seven thousand from one hundred million, and use words to write the difference.
Ninety-nine million, nine hundred fifty-three thousand