Adding Fractions
Subtracting Fractions
Multiplying Fractions
Dividing Fractions
Finding the LCD
Multiplying Mixed Numbers/Problem Solving
100
IN order to add fractions, each fraction must have the same __________.
DENOMINATOR
The BIG D! The BIG D!
100
When subtracting fractions with unlike denominators you must multiply the fractions by ____ to create an equivalent fraction.
What is an equivalent form of 1.
100
3/5 x 2/7 =
6/35
100
The answer to a division problem.
What is a quotient?
100
Find the LCM of 3 & 5
What is 15
100
A ticket to LA cost $390, and a ticket to Hong Kong costs 2 1/2 times as much. Which equation can you solve to show how much the ticket to Hong Kong costs? A $390 + $390=c. B $390 x 2 1/2=c. C $390 / 2 1/2=c. D (2 x $390) + (2 x $390)=c.
B $390 x 2 1/2=c
200
When adding fractions with unlike denominators, you must find the ______.
What is the least common denominator?
200
8/12-3/12
What is 5/12
200
To multiply fractions the denominators must be the same. True or False?
What is false?
200
The traditional method says to multiply by the ________.
What is reciprocal?
200
`Find the LCM of 10 & 100
What is 100
200
Tina is making a sign to advertise the school play. The width of the sign is 2 2/3 feet. If the length is 4 1/2 times as much, then what is the length of the sign?
12 feet
300
When adding fractions with a common denominator, what do you do with the numerators?
What is add?
300
When subtracting fractions with a common denominator, what do you do with the numerators?
What is subtract?
300
2/3 and 3/2 are called ...
reciprocals
300
The inverse operation of division is ___________.
What is multiplication?
300
Find the LCM of 15 & 20
What is 60
300
Jared surfed for 1/3 of the 9 hours he was on the beach. He spent the rest of the time building a sand castle. How many hours did he spend building a sand castle?
6 hours
400
2/10 + 3/10
What is 5/10
400
EQUAL because they are both WHOLES. 4/4THS = to 1 WHOLE, so also 8/8THS!👍🤓❤️
400
1/2 and 2/4 are what kind of fractions?
What is equivalent fractions?
400
To find the least common denominator you must find the least common _____________.
What is multiple?
400
Misty bought 3 CDs. The country music CD cost $12. The rock music CD cost 2/3 as much as the country music CD. The platinum edition CD cost twice as much as the rock CD. What was the cost of the three CDs?
$36
500
4/8 + 2/3
What is 1 1/6
500
1 1/2. x. 3/4 =
9/8. or 1 1/8
500
When dividing fractions, you can ________ by the reciprocal?
What is multiply?
600
9/12-2/8
What is 1/2
600
A fraction multiplied by its reciprocal will always =
One
600
1/2 ÷ 10
1/20
600
Find the LCD for 1/4 and 1/6
12
700
10/12 - 4/10
13/30
700
10 ÷ 1/2
20
700
What is the LCD for 1/6 and 2/5?
30
800
1 2/3 + 2 3/4
What is 4 5/12
800
There are 3 pizzas. Each child will get 1/4 of a pizza. How many children will get pizza?
12 children will get pizzas.
800
What is the LCD for 3/4 and 3/5?
20
800
What is 3 1/7 x 1 1/4?
3 13/14
900
2/5 + 1/4
What is 13/20
900
You have 1/2 of a pizza. You need to divide it between 4 people. What fraction of a pizza will each person get?
Each person will get 1/8 of a pizza.
900
What is the LCD for 7/9 and 5/6
18
900
What is 1 3/5 x 2 1/4?
3 3/5
1000
3 1/3 + 2 1/4 + 5 1/9
What is 10 25/36
1000
Six people share 1/4 kg of chocolate equally. How much chocolate does each person get?
Each person will get 1/24 kg. of chocolate.
1000
What is the LCD for 8/11 and 4/7?
77
1000
What is 2 3/4 x 8?
22