Add/Subtract
13/10 -5/10
8/10
9 3/6 + 2 2/6
11 5/6
9/4
Represent this as a product of a whole number and a unit fraction.
9 * (1/4)
What is a unit fraction?
A fraction that had a 1 as the numerator.
The driving distance from Alex's house to the museum is 6 7/10 miles. What is the round trip distance?
13 (4/10) or 12 (14/10)
1/12+7/12=
8/12
4 3/8 + 1 5/8=
6 or 5 8/8
3 * 3/4=
9/4 or 2 (1/4)
What is the top number of a fraction called?
Numerator
Pedro biked from his house to the nature preserve, a distance of 23 4/5 miles. Sandra biked from her house to the lake, a distance of 12 4/5 of a mile. How many miles less did Sandra bike than Pedro?
11 (2/5)
1/3 + 2/3=
3/3 or 1
6 (6/8) - 4 (7/8)=
1 (7/8)
Show 4 * (5/6) in model form and give me the product.
20/6
What is the bottom number of a fraction called?
Denominator
Ivan walks 5/8 miles to the bus stop each morning. How far will he walk in 5 days?
25/8 miles or 3 (1/8)
32/100 - 24/100 = 12/100
True or False
False
8 (4/10) - (7/10)=
7 (7/10)
2* (5/10)=
10/10 or 1
What is the Communitive property of addition?
When the order of two addends is changed and the sum is the same.
Milana uses 2/3 cup of milk to make one batch of muffins. How many cups of milk will Milana use if she makes 3 batches of muffins?
6/3 cups or 2 cups.
1 - 3/8=
5/8
1 (1/6)+ 3(3/6)=
4 (4/6) or 4 (2/3)
5* 2/4=
Show me the model and your answer.
10/4 or 2 (2/4)
What is then Associative Property of addition?
When the grouping of the addends is changed, the sum is the same.
Ms.Reyes makes 3/4 teaspoons of plant food into each gallon of water. How many teaspoons of plant food should Pedro mix into 5 gallons of water?
15/4 or. 3 (3/4)