Show:
Perimeter & Area
Equivalent Fractions
Comparing Fractions
Decimals
Adding & Subtracting Fractions and Mixed Numbers
100
What is the perimeter of a rectangle that has a length of 12 inches and a width of 21 inches?
Perimeter = 12 + 12 + 21 + 21 = 66 inches
100
Which of these fractions is equivalent to 1/2? How do you know this? 3/4 2/2 2/4 1/4
2/4 is equivalent to 1/2. I know this because I multiply the numerator AND the denominator by the same number (2). 1x2 = 2 2 x 2 = 4 2/4 is the same as 1/2
100
Which fraction is greater, 2/3 or 3/4? Draw and shade in rectangle strips to compare the fractions.
3/4 is greater than 2/3 The teacher will check your work!
100
What fractions does 0.26 represent? 260/100 26/100 26/10 1/26
0.26 = "twenty six hundredths" = 26/100
100
A) What is 3/4 - 1/4 ? B) What is 1/5 + 2/5? C) What is 1/10 + 1/10 + 2/10 + 4/10?
A) 2/4 which is equivalent to 1/2 B) 3/5 C) 8/10 which is equivalent to 4/5
200
A garden is 4 feet long and 5 feet wide. The area of the garden is this:
What is 20 square feet?
200
Maple trees make up 2/5 of the trees in a park. Which of these fractions is equivalent to 2/5? 2/5 8/5 4/10 8/10
2/5 = 4/10 because 2 x 2 = 4 5 x 2 = 10 I multiplied the N and D by the same number to check my work.
200
Which fraction is smaller? 2/5 or 1/3? Convert these fractions to equivalent fractions with a common denominator in order to find your answer.
The common denominator is 15. 2/5 = 6/15 1/3 = 5/15 Therefore, 1/3 is the smaller fraction.
200
Which list shows equivalent fractions and decimals? 2/1, 2/10, 2.0 20/10, 20/100, 0.2 1/20, 10/200, 0.20 2/10, 20/100, 0.2
2/10, 20/100, 0.2
200
Quinn is watching a science movie that is 1 hour long. Each scene in the movie lasts 1/6 hour. How many scenes are there in the movie?
1 hour is the same as 6/6 hour. 6/6 = 1/6 + 1/6 + 1/6 + 1/6 + 1/6 + 1/6. There are six 1/6hour scenes in 6/6 or 1 hour!
300
A rectangular message board is 31 inches long and 21 inches wide. The perimeter of the board is this: (Show your work).
What is 31 + 31 + 21+ 21= 104 inches?
300
Some children drank some water. The amount is in gallons. Billy: 2/3 Jane: 3/5 Roy: 4/6 Brenda: 1/2 What two children drank the same amount of water?
Billy and Roy drank the same amount of water. 2 x 2 = 4 4 x 2 = 6 2/3 = 4/6
300
In one class, more than 3/8 of the students play an instrument. Which could be the fractions of students who play an instrument? 1/5 1/3 1/4 1/2
1/2 is the only fraction that is greater than 3/8.
300
What are two decimal notations for the fraction 5/10?
5/10 reads as "five tenths." One decimal notation is 0.5. 5 tenths also equals 50 hundredths, so another decimal notation is 0.50.
300
What is 3 3/10 + 2 1/10 = (Read it as "three and three tenths plus two and one tenth")
5 4/10 which simplifies to.... 5 2/5
400
The area of a horse's stall is 108 square feet. Lindsay knows that the stall is 9 feet wide. Lindsay could use the area formula to find the length of the stall by doing this:
What is 9 feet x ? feet = 108 square feet or 108 square feet / 9 feet = 12 feet long
400
Kerri runs 3/4 mile. Her sister runs 5/8 mile. Did they run equivalent distances? Explain how you know.
No, they did not run equivalent distances. 3/4 does not equal 5/8 because 3 x (nothing) = 5 4 x 2 = 8
400
Which number sentence is NOT true? 7/12 < 2/3 7/8 > 3/4 3/6 < 5/12 7/10 > 3/5
3/6 < 5/12 is NOT true.
400
Which shows decimals in order from least to greatest? A) 0.05, 0.12, 1.01 B) 1.05, 1.55, 0.05 C) 0.99, 1.99, 1.09 D) 1.88, 1.08, 1.18
A
400
How much greater is 2 3/8 than 7/8? (How much greater is 2 and three eighths than seven eighths?)
1 4/8 or 1 1/2
500
Please look at rectangles A, B, and C on the grid. Which rectangle has the greatest area? Explain how you found your answer and support it with proof.
Rectangles A, B and C all have the same area. By multiplying the length x width, all of the rectangles have an area of 72 square units. 12 units x 6 units = 72 square units 9 units x 8 units = 72 square units 4 units x 18 units = 72 square units
500
Spencer ate 2/8 of the batch of brownies. How can you simplify this fraction to also tell what fraction of the brownies Spencer ate?
I can divide the N and the D by the same number to simplify 2/8. 2 divided by 2 = 1 8 divided by 2 = 4 Spencer ate 1/4 of the brownies.
500
Tina, George and Dave have the same amount of homework. Tina completes 2/3 of her homework before dinner. George completes 5/8 before dinner. Dave completes 3/4 before dinner. Write the students in order from most homework completed to least.
Dave, Tina, George
500
Faith ate 0.4 pound of cherries. Nate ate 0.46 pound of cherries. Kate ate an amount between Faith and Nate's amounts. Write a decimal that could name the amount of cherries Kate ate.
You need to find a number that is greater than 0.4 and less than 0.46. To make it easier, change 0.4 to hundredths: 0.40. Now find a decimal greater than 0.40 but not greater than 0.46: Kate could have eaten 0.41, 0.42, 0.43, 0.44, or 0.45 pound of cherries.
500
What is 12 - 9 1/5? (What is twelve minus nine and one fifth?)
2 4/5