Addition
Add the 3 numbers.
7 + 7 + 7 = _____
21
What is the missing number?
67 - ____ = 60
The answer is 7.
What is 6 + 6 + 6 + 6 in multiplication?
6 x 4
or
4 x 6
Divide 20 balls into 4 baskets.
How many for each basket?
20:4 = ____
5 balls for each basket.
How many rows?
O O O O O O O O O
O O O O O O O O O
There are 2 rows.
Find the total
88 + 2 = ____
The answer is 90.
What is the answer?
20 - 20 = ____
The answer is 0
Write the multiplication sentence
O O O O
O O O O
O O O O
___ x ___ = ___
4 x 3 = 12
3 x 4 = 12
What is 30 grouped into 10s?
30:10 = ____
3
How many columns?
V V V V V V V V V V
V V V V V V V V V V
V V V V V V V V V V
There are 10 columns.
What is the missing number?
60 + ___ = 100
40
What is the answer?
16 - 3 = ____
The answer is 13.
Write the multiplication of this repeated addition:
9 + 9 + 9 + 9 + 9 = 45
9 x 5 = 45
5 x 9 = 45
Group the circles into 3's
How many groups can you make?
O O O O
O O O O
O O O O
4 groups
How many altogether?
O O O O O O
O O O O O O
O O O O O O
O O O O O O
O O O O O O
There are 30.
Find the total
11 + 5 + 9 = _____
The answer is 25.
What is the answer?
85 - 10 = _____
The answer is 75.
Change the addition sentence below to a multiplication sentence.
3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 = 30
10 x 3 = 30
or
3 x 10 = 30
Group the circles into 5's
How many groups can you make?
O O O O O
O O O O O
O O O O O
O O O O O
O O O O O
5 groups
Complete the sentence
D D
D D
D D
D D
D D
___ rows of ____
5 rows of 2
Which number pair can make 100?
50 and 80
40 and 70
10 and 90
10 and 90
Subtraction is combining numbers together.
TRUE
FALSE
FALSE!
Subtraction is taking away a number from another number.
The multiplication sentence for this array is 6 x 6
O O O O O O
O O O O O O
O O O O O O
TRUE
FALSE
FALSE!
It's 6 x 3 = 18
Write a division sentence using this array.
O O O O O O O O O O
O O O O O O O O O O
O O O O O O O O O O
O O O O O O O O O O
40:10 = 4
or
40:4 = 10
How many rows and columns?
O O O O O O O
O O O O O O O
O O O O O O O
3 rows
7 columns