Whole Numbers/Decimals
Jeremy completed his homework in 52.752 minutes. What is this number rounded to the nearest tenth?
52.8
Eleanor has two ribbons. One is 1/7 foot long, and the other is 2/5 foot long. How would you write 1/7 and 2/5 using the least common denominator?
1/7 = 5/35 and 2/5 = 14/35
Explain how the value of Expression A compares to the value of Expression B?
Expression A 18 + 1/2
Expression B 8 x (18 + 1/2)
Expression B is 8 times greater than Expression A.
A nickel has a mass of 5 grams. What is the mass of a nickel in milligrams?
The mass of a nickel is 5,000 milligrams.
This triangle has all different sides and one angle is 90 degrees.
What triangle is this?
scalene right triangle
During hockey season, Evan averaged 5.625 assists per game. What is 5.625 written in expanded form or notation?
(5 x 1) + (6 x 1/10) + 2 x 1/100 + 5 x 1/1,000
Justin had 1/3 pound of purple grapes at home. He went to the store and bought 3/8 pounds of green grapes. What fraction of a pound of grapes does Justin have now?
Justin now has 17/24 of a pound of grapes.
Write a numerical expression to represent the following:
Subtract 23 from the product of 8 and 7
8 x 7 - 23 or (8 x 7) - 23
An African elephant weight approximately 8 tons. How many pounds would this be?
16,000 pounds
Obtuse triangles are __________ acute triangles.
(always, sometimes, never)
Obtuse triangles are never acute triangles.
(Even though the other 2 angles are acute.)
Mr. Lee sold 8.6 pounds of apples and Mrs. Parker sold 40.44 pounds of apples at the farmer's market. How many more apples did Mrs. Parker sell than Mr. Lee?
31.84 pounds
Rebecca had 5 5/9 yards of fabric. She used 3 2/3 to make an apron. How much fabric will Rebecca have left over?
Rebecca will have 1 8/9 yards of fabric left over.
What is the value of the following expression?
[3 x (5 + 2)] x 4
84
During a football game, the ball is placed 20 yards 2 feet from the goal line. How many feet from the goal line is the football?
62 feet
3 x 20 + 2 = 62
What is the definition of a regular polygon?
Bonus! Can you name an example?
A regular polygon has all congruent (equal) sides and congruent (equal) angles.
square and equilateral triangle
Some large envelopes are 0.085 cm thick. How thick is a stack of 100 envelopes?
8.5 cm
Spencer has 6 bottles of water that each weigh 3/5 pound. What is the total weight of the water bottles?
The water bottles weigh 3 3/5 pounds.
Which symbol (<, >, =) goes in the blank to make it true?
(1,578 + 185) / 8 _____ (1,578 + 185) x 1/8
Equal, because divide by 8 is the same as multiplying by 1/8.
What is the volume of a room that has a base of 96 feet2 and a height of 11 feet?
The volume is 1,056 ft3.
What quadrilateral has all congruent sides?
A candidate for mayor is calling 882 registered voters to remind them about the upcoming election. If the candidate has 49 volunteers and each person calls the same number of voters, how many voters will each volunteer call?
A relay race is 1/2 mile long and is run by a 4-member team. If each member runs the same distance, what fraction of a mile does each team member run?
Each team member will run 1/8 of a mile.
Morgan has a garden at home. She has 3 rows of tomato plants with 8 plants in each row. She also has 5 rows of zucchini plants with 6 plants in each row.
Write and evaluate the expression that represents the number of plants in Morgan's garden.
3 x 8 + 5 x 6
24 + 30
54 plants in Morgan's garden
A brick wall will be shaped like a rectangular prism. The wall needs to be 4 feet tall, and the builders have enough bricks for the wall to have a volume of 192 cubic feet.
Give a pair of possible dimensions for finding the base of the wall.
1 x 48 2 x 24 3 x 16 4 x 12 6 x 8
Name the hierarchy of the quadrilaterals.
quadrilateral > trapezoid > parallelogram > rectangle and rhombus > square
A square is everything because it is at the bottom of the hierarchy.