Add/Subtract Fractions
3/4 +4/8
10/8 or 1 and 1/4
Ben has 4 and 1/8 inches of tape. Sam has 3 times as much as Ben. How much tape does Sam have?
12 and 3/8 inches of tape
1.3 - 1.01
.29
A square has one side that is 4 inches. What is its perimeter?
Hint: All sides of the square are equal.
4+4+4+4
or 4x4 = 16
16 inches
I have $190. You have 3 times as much.
How much money do you have?
100x 3=300
90x3=270
270+300=570
$570
10/12-3/4
1/12
Bob made a ship from Legos that was 3 and 1/3 inches wide and 2 and 1/4 inches long. What was the area of his ship?
Area= Length times width
6 and 1/12 inches
.43 + .2
.63
One side of a rectangle is 4 inches. The area of the rectangle is 12 inches. What is the length of the other side of the rectangle?
You know that one side is 4 inches.
4 x ___=12 to get the area
12 divided by 4 =3
3 inches
You have $356. You have 60 times as much.
How much more money do I have than you?
Multistep
$ 21,004
1 and 1/2 + 1 and 1/4
2 and 3/4
Dan is building a bridge that is 10 3/4 feet long. If each concrete block is 1/2 feet wide. How many blocks does he need?
10 divided by 1/2=20
3/4 divided by 1/2=6/4 or 1 and 2/4 (1/2)
20 + 1 and 1/2= 21 and 1/2 boards
You spend 1.29 on a yo-yo and .90 on gum.
How much did you spend?
2.19
Simplify the fraction
4/16
1/4
120 kids are going on a field trip. A bus holds 35 kids. How many buses are needed for the field trip.
(Hint: interpret the remainder)
120 divided by 35= 3 with remainder 15
So you need 4 buses
You have 10 and 3/4 crackers. If you get 1 and 1/4 more. How many will you have?
12 crackers
A balloon holder in a parade walks 80 steps.
If each step is 1 and 6/8 feet, how many feet do they walk during the parade?
80 x 1=80
80 x 6/8= 60
80 + 60 =140 feet
You owe your friend .75 cents for some chips. You have $3.13. How much will you have left after you pay your friend?
$2.38
There are 22 students in a third grade classroom. Each student needs 3 pencils. Each student also needs 1 eraser. How many more pencils than erasers do the third graders need?
(HINT: More than one step)
44 more pencils than erasers
I have 165 party favors. I have 50 students. How many party favors can I give each student?
3 party favors
Hannah used 6 and 3/8 inches of paper for birthday invitations. Then she used more to make thank you card. If she use a total of 10 and 5/8 inches, how much did she use on thank you cards?
4 and 2/8 or 4 and 1/4
Bob is eating a hot dog that is 7 and 3/9 inches long. If each bite he takes is 2/3 inches, how many bites will it take to eat the hot dog?
Create an improper fraction and divide
hint: 7 and 3/9 is the same as 66/9
66/9 divide by 2/3 is the same as
66/9 x 3/2 that equals 198/18
198 divided by 18 is 11
11 bites
You spend $1.70 on a bag of chips. If you have $58 dollars, how much do you have left?
$56.30
4 students like whiffle ball. 4 times as many students prefer baseball to whiffle ball. How many more students like baseball better than whiffle ball?
(multiply and subtract)
4x4=16 16 students like whiffle ball
16-4=12
12 more students prefer baseball to whiffle ball
I have 120 pieces of cady. I plan on giving 3 pieces to each student. I have 50 students. How much more candy do I need?
120 divide by 3 = 40 students
I need enough for 10 more students.
10x3=30
30 more pieces of candy