Grouping
Arrays
Repeated Addition/Subtraction
Speed
Random
100
Using grouping, complete the problem 6 x 4.
** ** ** ** ** ** ** ** ** ** ** ** (24)
100
Create an array for the problem 9 x 8.
********* ********* ********* ********* ********* ********* ********* ********* (72)
100
Using repeated subtraction, complete the problem 42÷ 7.
42 - 7 = 35 35 - 7 = 28 28 - 7 = 21 21 - 7 = 14 14 - 7 = 7 7 - 7 = 0 (6)
100

1 x 0

0

100
Use the commutative property on the problem 26 x 7.
7 x 26
200
32 ÷ 4
**** **** **** **** **** **** **** **** (8)
200
35 ÷ 7
***** ***** ***** ***** ***** ***** ***** (5)
200
9 x 6
9 + 9 + 9 + 9 + 9 + 9 = 54
200

5 x 3

15

200

When making an array with division, which number determines the number or rows?

The smaller number

300
There are 36 cookies at a party. There are 9 children at the party. How many cookies does each one get?
** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** (4 cookies)
300
There are 28 chairs and we want to put them into 4 equal rows. How many chairs are in each row?
******* ******* ******* ******* (7 chairs)
300
Luigi makes 5 pizzas a day. How many pizzas will he have made after 6 days?
5 + 5 + 5 + 5 + 5 + 5 = 30 pizzas
300

9 x 4

36

300

How many 10's make up one hundred?

10

400
There are 5 fish tanks. Each fish tank has 12 fish. How many fish are there all together?
****** ****** ****** ****** ****** ****** ****** ****** ****** ****** (60 fish)
400
There are 12 lines with 4 ants in each line. How many ants are their all together?
************ ************ ************ ************ (48 ants)
400
Leo started out with 72 pencils. He uses 9 pencils a day. How many days will it take for Leo to use all of his pencils?
72 - 9 = 63 63 - 9 = 54 54 - 9 = 45 45 - 9 = 36 36 - 9 = 27 27 - 9 = 18 18 - 9 = 9 9 - 9 = 0 (8)
400

8 x 7

56

400

What is another name for multiplication?

Repeated Addition
500
What is the tip Ms. Allen and Ms. Willis gave you for completing a problem using grouping?
Use the smaller number for your number of groups.
500
When making an array, all rows must be _______?
Equal
500
When doing repeated subtraction, how do you find the answer?
You count the number of times you subtracted from the original number.
500
24 ÷ 2
12 *Teacher will review work
500

What is the quickest method for completing multiplication or division problems?

FLUENCY

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