Multiply
Multiply
7 x 12 =
7 x 120 =
7 x 1,200 =
7 x 12 = 84
7 x 120 = 840
7 x 1,200 = 8,400
Round 782 x 6 =
Will the estimate be greater than or less than the actual amount?
4800; greater than.
6 x 21
126
Rita reads 2,104 pages each month. How many pages will she have read after 3 months? Is an estimate or exact answer needed?
6,312; exact
602 x 3 =
602 x 3 = 1,806
Multiply
6 x 33 =
6 x 330 =
6 x 3300 =
6 x 33 = 198
6 x 330 = 1,980
6 x 3300 = 19,800
Round 5 x 439 =
Will the estimate be greater than or less than the actual amount?
2,000; less than.
e = 31
8 x e = ?
248
A class collects 2,014 coins each week. How many coins will they collect in 4 weeks? Is an estimate or exact answer needed?
809 x 6 =
809 x 6 = 4,854
If 9 x 7= 63
Then, 9 x ____ = 6300
9 x 700 = 6300
Toby has about 16 toy cars. If he sells each car for $7, how much money will he have made.
20 x 7 =- 140
Toby will have made about $140
When you add 2 of me together, I equal 8. I have a product of 16 when you multiply me times myself. What number am I?
4
Elizabeth has 2,038 stamps in an album. How many stamps will she have in 4 albums?
8,152 stamps
6 x 8,007 = q
q = 48,042
Write two multiplication expressions that have a product great than 30,000.
Ex: 600 x 600 = 360,000
Ex: 500 x 1000 = 50,000
See student's work
What is it called when you find the products of the ones place and the tens place separately. Then, add them together.
Partial Products.
John wants to buy birthday gifts for 4 friends. He can spend $20 for each gift. How much money can John spend?
80 dollars.
Jen runs 1,067 minutes a month. How many minutes will she run in 4 months?
4,268 minutes
Large pool equipment sets cost $1,056. Small pool equipment sets cost $304. How much does it cost to buy 4 large pool equipment sets?
4 x 1,056 = 4,224
Suppose 10 friends go on seven rides. Then 2 friends leave and the rest of the friends go on 3 more rides. How many rides did the friends go on at the amusement park.
10 x 7 = 70
8 x 3 = 24
70 + 24 = 94 rides.
What is it called when you divide a whole number evenly?
Also,
What is it called when a number is multiplied by another number?
factor
I am a 3 digit number. The sum of my digits is 10. The product of my digits is 0. My my first digit is the same as my last digit. What number am I?
505
Mr. and Mrs. Timko want to buy a car that costs $9,283. Mr. Timko saves $2,405 each month for 3 months. Mrs. Timko saves $892 each month for 3 months. If they combine their money, how much will they have? Will they have enough money to buy the car?
$9,891, yes
Diller Elementary school is collecting money to donate to charity. $107 is collected each month. How much money is collect in 8 months?
107 x 8 = 856