Area
A poster has an area of 40 square units. How many unit squares will it take to cover the entire poster?
40 unit squares
What is 20x4?
80
Jenny has 3 rows of 5 stamps in each row. How many stamps does she have total?
Show your work.
3x5=15 total stamps
Write 2 fractions that are equal to 1 whole.
1/1, 2/2, 3/3, 4/4, 5/5, 6/6, 7/7, 8/8, 9/9...
What is 120 rounded to the nearest hundred?
100
A rug has a length of 6 feet and a width of 3 feet. What is the total area, in square feet, of the rug?
Show your work.
6x3=18
18 square feet
What is 70x6?
Show your work.
70=7x10x6 7x6=42 42x10=420
Answer: 420
There are 36 students in our class. We want to put the students onto team with 6 students on each team. How many teams will we have?
Show your work.
36 divided by 6= 6 teams
Write 3 fractions that are equivalent to one half.
1/2, 2/4, 3/6, 4/8, 5/10...
What is 365 rounded to the nearest hunred?
400
A square picture frame has a side length of 9 inches. What is the area of the picture frame, in square inches?
Show your work.
9x9=81
81 Square Inches
630
Explain the relationship between multiplication and division.
Multiplication and division are opposites!!
In multiplication: we multiply groups times number in each to get the total. Multiplication is repeated addition.
In division: We divide the total by our groups (or number in each) to get the number in each (or groups). Division is repeated subtraction.
Emily cuts a pizza into 6 slices. What fraction would represent 2 of those slices?
2/6
What is 750 rounded to the nearest hundred?
800
One poster measures 3 inches long and 2 inches wide. Another mirror on the same wall is 7 inches long and 4 inches wide. What is the total area of both the poster and the mirror?
Show your work.
3x2=6 7x4=28 6+28=34
34 square inches
Ms.Boyle is trying to solve 60x4. She says the answer is 64. Is she correct? Why or why not?
Explain.
Ms.Boyle is incorrect. She added 60 plus 4 instead of multiplying 60 times 4. The correct answer is 240.
We have 35 desks in the room. We need to organize the desks into 7 equal rows. How many desks should we put in each row?
35 divided by 7= 5
Which fraction is larger 1/3 or 3/1?
3/1 = 3 wholes it is larger
What is 347 rounded to the nearest ten?
350
Sasha has a wall with an area of 50 square feet. She wants to know if a picture with a length of 9 feet and a width of 5 feet can fit. Will her picture fit on her wall?
Explain.
9x5=45 45 is less then 50.
Yes, her picture has an area of 45 square feet so it will fill on a wall with an area of 50 square feet of space.
80x3=240
Talk about how groups of ten or place value play a role in solving this.
To solve 80x3. Break 80 into 10 and 8, because 80 is 8 groups of 10. Then you can solve 8x3=24 and 24x10 is ten groups of 24 or moving 24 ones into the tens place value.
Ginger has 50 guinea pigs. Each guinea pig has 5 toys. How many total guinea pig toys does ginger have?
50x5= 250
Which fraction is smaller 4/8 or 4/5.
Explain how you know.
4/8 is smaller because the pieces (eights) will be smaller than fiths. If you cut a chocolate bar into 5 pieces the pieces will be bigger than if you cut it into 8 pieces.
What is 1,203 rounded to the nearest ten?
1,200