Just the Facts
75 X 90
6,750
Find the GCF of:
12 & 54
6
Compare these fractions using: >, <, =
4/5 8/10
4/5 = 8/10
What is the ratio of numbers to letters, 3 different ways.
A 5 4 B 6 D D E 5 8 F
5 : 6
5 to 6
5/6
180 miles on 6 gallons
30mi : 1 gal
or
30
81 divided by 3
27
The LCM of 5 and 10
What does LCM and GCF stand for?
LCM: Least Common Multiple
GCF: Greatest Common Factor
Are these ratios equivalent? WHY OR WHY NOT.
$18 for 3 bracelets; $30 for 5 bracelets
YES!
6/1 = 6/1
$120 for 15 books
$8 : 1 book
or
8
224 divided by 32
7
Find the GCF of:
36 & 48
12
A comparison of two quantities by division...
ratio
List this information as ordered pairs (number of dollars, number of quarters).
Quarters in Dollars
#of Dollars #of Quarters
1 4
2 8
3 12
4 16
(1, 4), (2, 8), (3, 12), (4, 16)
It took Cedric 42 minutes to jog 12 laps. At this rate, how many minutes did it take to jog each lap?
3.5 minutes
Charlie is training to run a marathon. Every day he puts on his sneakers and runs 12 miles. Charlie never misses a day. How many miles does Charlie run in one full year, or 365 days?
4,380 miles
The LCM of 6 and 14
42
In an ordered pair, which coordinate is listed first.
x coordinate
In an art class, there are 32 pens to 40 brushes. What is the ratio of pens to brushes written as a fraction in simplest form?
4/5
Julia can type 150 words in 5 minutes. At this rate, how many words can she type in 1 minute?
30 words
Bobby won 10,005 tickets at Peter Piper Pizza. He wants 20 fidget spinners that cost 413 tickets each. How many tickets will he have left?
Bobbly will have 1,745 tickets left over.
What is the GCF of:
14, 56, 63
7
The least number that is a multiple of two or more whole numbers is...
LCM
(Least Common Multiple)
Miguel bought 2 pairs of jeans for $50, and Han bought 4 pairs of jeans for $90. Did they pay the same rate? Explain your reasoning.
No!
the fractions 50 /2 and 90 /4 are not equivalent
For a class trip, 114 students are put on 4 buses. At this rate, how many students would be on 8 buses?
228 students