NAME _____________________________________________ DATE __________________ PERIOD _________
Lesson 4 Problem-Solving Practice
Multiply Mixed Numbers
FOOD For Exercises 1–3, use the table. The table shows Keith’s food
options for a 7-day outdoor survival course.
Food Options for 7-Day Outdoor Survival Course
Peanut butter
Dried noodles/rice
Dried fruit/nuts
Concentrated juice boxes
Beef jerky
Powdered milk
Dehydrated soup
Canned tuna/meat
1
1. Keith plans on eating 1−
cups of tuna
4
1
6−
cups; no
4
5
2
14 − cups
3
1
cups
6−
6
1
cups
8 boxes = 16 −
4
1
cups
3−
3
4
cups
1 box = 8 −
5
2
cups
5 packages = 15 −
3
3
cups
4 cans = 5 −
5
2. Keith would like to bring enough
concentrated juice in order to have
1
2−
cups available per day. How much
4
juice does he need and is 8 boxes of
concentrated juice enough?
3
15 −
c; yes
4
3. Six other students have been advised to
bring the same menu on the course.
How many cups of dried fruits and nuts
will the students be bringing all
together?
1
43 −
c
4. MEASUREMENT Fahad wants to put a
1
large mural on a wall that is 9 −
feet
3
1
long and 8 −
feet wide. Find the area of
8
the wall. If the mural is 100 square
feet, will it fit on the wall?
5 2
75 −
ft ; no
6
6
1
batches
5. PAINTING Pia is mixing 3 −
5
of tempera paint. If one batch calls for
2
punch, Landon needs 2 −
cups of
3
2−
tablespoons of detergent to add
blackberry juice. If he wants to make
to the tempera powder, how many
tablespoons of detergent will Pia need?
3
2−
batches of punch, how many cups
4
8−
tbsp
1
7−
c
4
5
60
6. COOKING To make a batch of fruit
3
4
of blackberry juice will he need?
3
Course 1 • Chapter 4 Multiply and Divide Fractions
Copyright © The McGraw-Hill Companies, Inc. Permission is granted to reproduce for classroom use.
per day for five days. How much tuna
does he need? Is 4 cans enough?
3
cups
1 plastic jar = 4 −