Do the 2 step
Kristen and Niko buy a canvas for their art studio.
2 3/4 ft width x 3 1/9 ft length
Estimate the area:
Actual area:
Estimate the area: sq ft.
Actual area: 8 5/9 sq ft
2 1/10 x 3/5 ___ 2 1/10
<, > or =
<
Marco weighs 80 pounds. His bones make up about 1/5 of his body weight. How much do his bones weigh?
80 x 1/5=
80/5=
16 lbs.
MODELS:
page 474 question 17
3 3/5
a) /8 x 5=
b) 3/5 x 8=
c) 5/3 x 8=
d) 6/8 x 5=
a) 15/8
b) 24/5
c) 40/3
d) 30/8
Members of a landscaping company built a retaining wall. They used brick to make the top 2/3 of the wall.
length (long) 11 1/2 ft
HEIGHT (tall): 4 1/4 ft
What is the height of the brick portion of the wall?
Estimate the area of the whole retaining wall.
What is the height of the brick portion of the wall?
4 1/4 x 2/3=
17/4 x 2/3=
34/12= 2 5/6 ft.
Estimate the area of the whole retaining wall.
12 x 4= 48 sq ft.
7 1/2 x 1 1/6 _____ 7 1/2
<, > or =
>
A soccer coach gives each player 1/2 liter of water at halftime. If there are 11 players, how many literes does he need?
1/2 x 11=
11/2=
5 1/2 liters
MODEL
Page 467 question 2
6
Which of the following is equal to: 4/9 x 3/7?
a) 4 x 9/ 3 x 7
b) 4 x 7 /3 x 9
c) 4 x 3/ 9 x 7
d) 9 x 4/ 15 x 11
c) 4 x 3/ 9 x 7
(5/12 + 1/6) x 5/6=
7/12 x 5/6=
35/72
Order this set of numbers from least to greatest:
3 1/5, 3 1/5 x 9/10, 3 1/5 x 1 1/2
3 1/5 x 9/10, 3 1/5, 3 1/5 x 1 1/2
John has 1 1/2 hours of homework each day from Monday through Thursday and 2 3/4 hours over the weekend. How much homework does John have in a week?
4 x 1 1/2 = 6
6 + 2 3/4=
8 3/4
MODEL:
Page 491 question 3
(remember to simplify)
1/4
Ted and his friends are rolling out fruit roll ups at lunch. Ted roll up was 4 in long. Noah rolled out her roll up and it was 2/5 as long as Teds. Kayden rolled out his roll up until it was 1 1/2 times as long as Ted's roll up. Meghan rolled out her fruit roll up and it was 7/7 as long as Teds roll up.
Without completing the multiplication, whose fruit roll up was longer than Ted's? How can you tell?
Kayden's roll up was longer than Ted's.
Since 1 1/2 is greater than 1, 4 x 1 1/2 is greater than 4.
Eduardo runs 6 laps around the track at Lincoln Park School. Then he runs 3 1/2 miles to get home. How far will he run in all? Show your work.
** Each lap is 1/4 mile around the track.
(6 x 1/4) + 3 1/2=
6/4 + 7/2=
6/4 + 14/4= 20/4
5 miles
Put the following products in order from greatest to least, without multiplying.
3 1/8 x 1/8, 2/3 x 3 1/8, 3 1/8 x 3 1/8, 3 1/8 x 4/4
3 1/8 x 3 1/8, 3 1/8 x 4/4, 3 1/8 x 1/8
Ellie is buying new flooring for her kitchen and laundry room. She knows that the area of the kitchen is 132 square feet. The laundry room is 8 1/3 feet by 6 3/4 feet. What is the total area of the two rooms?
8 1/3 x 6 3/4=
25/3 x 27/4=
675/12=
56 1/4
56 1/4 + 132=
188 1/4 sq. ft.
MODEL
Page 515 question 6
8 1/18
Katsuro ran 3 1/6 miles each day for 7 days. How far did he run in all?
19/6 x 7/1
= 163/6
= 22 1/6 miles
Tyler's family rented 18 DVD's last month.
Of the DVD's 2/6 were HORROR movies.
******
******
******
How many of the movies were HORROR movies?
If all the rest were COMEDIES, how many COMEDIES did they watch? (Use the model to help you)
6 were HOROR
12 were COMEDIES
Without multiplying, decide which symbol belongs in the box >, <, or =. EXPLAIN how you decided.
2 1/3 x 1/8 ____ 2 1/2
<
Mrs. Lin is sewing costumes for her grandchildren. She is making three lion costumes, one zebra costume, and two bear costumes. Fabric costs $7.49 per yard. How much fabric does Mrs. Lin need?
Bear costume= 2 1/4 yds.
Lion costume= 1 2/3 yds,
Zebra costume= 2 5/8 yds
Lion costume= 3 x 1 2/3 yds= 5
Bear costume= 2 x 2 1/4 yds= 4 1/2yds
Zebra=1 x 2 5/8
5 + 4 1/2 + 2 5/8=
12 1/8 yds
MODEL:
page 503 question 2
4 1/2
Khadijah took a 68 question middle school entrance exam. She got 3/4 of the questions correct. How many questions did she get incorrect?
68/1 x 3/4= 204/4=51 questions correct
68-51= 17
17 questions incorrect