FRACTIONS
Add: 1/6 + 11/12 + 4/6=
2/12 + 11/12 + 8/12 =21/12 or 1 9/12
Add 25.38 + 17.42 =
42.80
Name the order of operations
PEMDAS
Draw 2 of the six types of triangles and name them.
right, acute, or obtuse; equilateral, isosceles, or scalene
A brown hamster weighs 18 oz, a white one weighs 1 pound. Which one weighs more? How much more?
The brown one weighs 2 oz more than the white one
Subtract: 5 1/3-2 1/2=
5 2/6 - 2 3/6 becomes 4 8/6 - 2 3/6 = 2 5/6
Subtract 58.630 - 29.72=
88.350
Solve: 12 + (10 − 3) × 8
68
Find the area and perimeter of a rectangle with sides of 25cm long and 18cm wide.
Area is 25x18= 450 sq cm. Perimeter is (2x25)+(2x18) becomes 50+36 = 86cm
A bakery makes 9 dozen cinnamon bagels per day. How many cinnamon bagels does it make in a week? (hint: how many are in a dozen, and how many days in a week?)
9 x 12 = 108; 108 x 7 = 756
A mural is 4 1/3 feet wide. The length is 2 1/4 times the width. What is the area of the mural?
4 1/3 x 2 1/4 becomes 13/3 x 9/4=117/12 = 9 3/4. So 4 1/3 x 9 3/4 becomes 13/3 x 39/4 = 507/12 or 42 1/4
27.4 x 0.83 = _____
22.742
Put in () to make this true: 10 + 2 × 4 − 2 = 16
(2x4)
A box is 16in x 14in x 4in. What is the volume?
16 x 14 x 4 = 896 cu in
24 students, 3 teachers, and 4 parents went on the trip to the zoo. Each student ticket cost $10, adults cost $12, and teachers are free. How much did all the tickets cost?
10 x 24 = $240; 4 x 12 = $48; $240 + $48 = $288
12 divided by 1/5 =
60
Divide 82.55 / 5=
16.51
Write and solve this expression: Subtract 55 from the sum of 124 and 56.
(124 + 56) - 55 = 125
The base of a bin is 216 sq. in. The bin is 12in high. What is the volume?
216 x 12 = 2,592cu in
For field day, Coach took all 50 5th graders and split them into 6 teams. Will the teams be even? If not, how many will be on each team, and how many extra students will there be?
no, there will be teams of 8, with 2 students left over.
A recipe calls for 3/4 cup of rice. You make 4 batches of the recipe. How many cups of rice do you use?
4 x 3/4 = 12/4 or 3 cups
Divide 6.76 / 1.3
5.2
True or false? 29-5x4 = 27 / 3
true 29-20 = 9
The volume of a closet is 84 cu ft. The base is 3 ft by 4 ft. What is the height?
3 x 4 = 12 84 / 12 = 7
In sixth grade you will have to read 4 novels, for a total of 1,044 pages. If each book has the same number of pages, how many pages are in each book?
261 pages