True or False
42 x 8 is greater than 40 x 8
True
5 x 87
What is 435
Solve:
20x30
What is:
600
Each box of crayons has 8 crayons. Mrs. Lopez bought 29 boxes for her class.
How many crayons does she have in all?
29 x 8
232 Crayons
A school has 28 classrooms, and each classroom has 23 desks.
The school just bought 75 new desks to add to the classrooms.
How many desks will there be in total?
719 desks
True or False
80 x 300 = 2,400
False
24,000
Solve:
8x190
What is:
1,520
Solve:
16x35
What is:
560
A factory makes 6 bicycles each day. After 125 days, how many bicycles has the factory made?
What is 750 bicycles
A baker made 32 trays of cupcakes, with 18 cupcakes on each tray.
She sold 275 cupcakes in the morning.
How many cupcakes does she still have left?
What is 301 cupcakes
True or False:
2,000 x 6 = 8,000
False
Draw an Area Model:3 x 328.
Check Pictures:
984
Solve:
68 x 82
What is:
5,576
A bookstore sells 7 books every day. After 1,024 days, how many books has the store sold in total?
What is 7,168 books.
There are 24 tables in the cafeteria, and each table seats 16 students.
At lunchtime, 48 more students come in and need to sit.
How many students are in the cafeteria in all?
What is 432 students.
Which expression(s) is equivalent to 3x700.
a) 3 + (100 x 7) + 10
b) (3x70) x 10
c) (3+7) x (100+1)
d) (3x7) x (100x1)
What is:
b and d
Solve:
6,908 x 8
What is 55,264
Draw an Area Model to Solve:
72 x 43
Check Pictures
3,096
There are 24 rows of seats in the school auditorium, and each row has 18 seats.
How many seats are there in total?
What is 432 seats
Each player on the swim team practices 5 hours a week. Practice starts at 5:30pm. There are 109 boys and 118 girls. How many hours of practice is this altogether?
What is:
(109+118) x 5 = 1,135 hours
20 x 40
(__ x 10) x (__ x 10)
(2x4) x (__ x __)
__ x 100
= __
20 x 40
(2 x 10) x (4 x 10)
(2x4) x (10x 10)
8 x 100
= 800
Challenge:
75,898 x 3
What is: 227, 694
Solve:
88 x 99
What is 8,712
A farmer plants 36 rows of corn. Each row has 25 plants.
How many corn plants did the farmer plant in all?
What is: 900 corn plants
Sam bought 18 bags of animal stickers with 12 stickers in each bag. She bought 15 bags of sport stickers with 22 stickers in each bag. How many more sport stickers are there than animal stickers?