Add 'em Up
SOLVE: 2/8 + 4/8
** Make sure to SIMPLIFY**
6/8=3/4
SOLVE:
7/8 - 2/8
5/8
Are these fractions equivalent?
2/6=8/24
Yes
ESTIMATE:
Mrs. Johnson makes a punch for the class party. She uses 2 4/5 cups Hawaiian Punch and 1 1/6 cups ginger ale.
Estimate how many cups of punch she used :
(2, 2 1/2, 3, 3 1/2)
Estimate how many cups of ginger ale she used
(0, 1/2, 1, 1 1/2)
Estimate how many cups of liquid did she use in all?
Estimate how many cups of punch she used : 3 cups
Estimate how many cups of ginger ale she used: 1 cup
Estimate how many cups of liquid did she use in all? 4 cups
SOLVE:
3.6 + 23.42 + 12.9
39.92
Find a COMMON DENOMINATOR and SOLVE:
2/9 + 1/3
Common denominator- 9
2/9 + 3/9= 5/9
Find a COMMON DENOMINATOR and SOLVE:
3/4 -2/3
Common denominator - 12
9/12 - 8/12= 1/12
Are these fractions equivalent?
3/8=21/48
SOLVE:
Mrs. Brandt bought 2 1/5 pounds of sour worms. Ms. Jensen bought 4 1/2 pounds of bubble gum. How many pounds of candy do they have in all?
**Find a common denominator and solve**
Common denominator- 10
2 2/10 + 4 5/10= 6 7/10 pounds of candy
SOLVE:
143.18-32.4
110.78
Find a COMMON DENOMINATOR and SOLVE:
1/5 + 3/4
Common denominator- 20
4/20 + 15/20= 19/20
Find a COMMON DENOMINATOR and Solve:
9/10 - 4/5
Common Denominator -10
9/10- 8/10= 1/10
Are these fractions equivalent?
40/50=4/5
Yes
SOLVE:
Mrs. Johnson ran a race. She took 1 3/4 hours to finish it. Mrs. Anderson ran the same race. She finished in 2 1/3 hours. How much longer did it take Mrs. Anderson to finish?
**Find a common denominator, borrow, and solve**
common denominator- 12
2 4/12- 1 9/12 = 7/12 hour
SOLVE:
2426 x 38
92,188
Find a COMMOND DENOMINATOR and SOLVE:
5/6 + 2/5
(**SIMPLIFY TO A MIXED NUMBER)
Common denominator- 30
25/30 + 12/30 = 37/30= 1 7/30
Find a COMMON DENOMINATOR and SOLVE:
1 1/5 - 1/2
(**You'll have to borrow)
Common Denominator - 10
1 1/10- 5/10 = 7/10
Find the COMMON DENOMINATOR and write the equivalent fractions for 3/5 and 2/3
Common denominator- 15
3/5= 9/15
2/3= 10/15
3 7/8; 3 1/4; ______; 2
What is the rule?
What is the missing number?
**Find a common denominator, solve to find the missing number & rule**
Common denominator - 8
Rule: Subtract 5/8
Missing number: 2 5/8
SOLVE:
4268 ÷ 12
(Your answer WILL have a remainder (R)... no decimal)
355 R8
Find a COMMON DENOMINATOR and SOLVE:
1 5/8 + 2 2/5
(**Make sure to SIMPLIFY and change from an improper fraction to a proper mixed number)
Common Denominator- 40
1 5/8 = 1 25/40
2 2/5= 2 16/40
3 41/40= 4 1/40
Find a COMMON DENOMINATOR and SOLVE:
11 1/9 - 3 2/3
(**You'll have to borrow)
Common denominator- 9
11 1/9 - 3 6/9= 7 4/9
Mr. Nordby bought 1/4 pound of swiss cheese and 2/3 pounds of colby. Which fraction pairs are equivalents? (Mark ALL that apply)
A. 3/12 and 8/12
B. 6/24 and 16/24
C. 3/10 and 4/10
D. 10/16 and 4/16
A. 3/12 and 8/12
B. 6/24 and 16/24
SOLVE:
It took Jackie 7 4/5 hours to rake the yard. It took her 3 days. On day 1 she raked 1 1/3 hours. On day 2 she raked for 3 1/5 hours. How many hours did she rake on day 3?
**Find a common denominator**
**2 step problem!!!
common denominator- 15
How many hours on day 3= 3 4/15 hours
(7 x 8- 4) ÷ (6-2)
13