Zero Patterns - Multiplication Worksheet With Answers
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1
2Name
Date
3–15
Zero Patterns
Patterns with zeros can help you multiply tens and hundreds quickly and easily. Start with
the product of two 1-digit numbers. Then compare the number of additional zeros on
both sides of the equal sign. Look at the patterns below.
3
4
12
5
6
30
3
40
120
• 1 zero
5
60
300
• 1 zero
3
400
1,200
• 2 zeros
5
600
3,000
• 2 zeros
30
40
1,200
• 2 zeros
50
60
3,000
• 2 zeros
30
400
12,000
• 3 zeros
50
600
30,000
• 3 zeros
You can also start with the product of a 1-digit number and a 2-digit number.
4
21
82
4
210
820
• 1 zero
40
210
8,200
• 2 zeros
Multiply. When you can, use mental math.
8
600
7
500
1.
2.
9
800
60
400
3.
4.
50
300
800
5
5.
6.
20
700
300
30
7.
8.
42
500
38
900
9.
10.
800
45
700
62
11.
12.
Extend It When will there be more zeros in the product than there are in the
13.
multipliers?
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