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Equivalent Number Sentences Revision Flashcards | StudBud
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Equivalent Number Sentences Revision
__ x 10 = 120 divided by 1?
20 + __ = 5 x 5?
Equivalent Number Sentences Revision
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Answers
1
20 + __ = 5 x 5?
25
4
0
5
2
__ x 10 = 120 divided by 1?
120
6
12
100
3
10 + 15 = 36 - __ ?
8
25
9
11
4
250 - 25 - 25 = 150 + __?
200
20
50
100
5
What is the inverse operation of Multiplication?
Addition
Decimals
Division
Subtraction
6
Work backwards: I am thinking of a number. I subtract 7 then double it. My answer is 82. What is my starting number?
171
48
157
34
7
Work backwards: I am thinking of a number. I divide by 2 then subtract 3. My answer is 7. What is my starting number?
20
5
6
10
8
Double 16 = 4 x 8?
False
True
9
36 divided by __ = 9 x 4
3
12
6
9
10
12 + 12 + 12 + 12 = 6 x __ ?
48
8
24
4
11
13 - 7 = 2 x __ ?
2
6
3
12
12
10 + 6 = 2 x 8
False
True
13
Work backwards: I am thinking of a number. I add 8 then multiply 3. My answer is 36. What is my starting number?
24
4
8
16
14
Work backwards: I am thinking of a number. I subtract 6 then add 3. My answer is 9. What is my starting number?
12
10
6
9
15
Work backwards: I am thinking of a number. I half it then multiply by 5. My answer is 60. What is my starting number?
6
24
12
15
16
132 divided by 11 = 5 + __ ?
7
5
12
6
17
What does inverse operations mean?
Same Operations
Opposite operations
18
Work backwards: I am thinking of a number. I add 10 then subtract 7. My answer is 25. What is my starting number?
10
15
22
32
19
__ - 10 = 7 x 7?
59
39
49
60
20
What does the equal sign mean?
They don't need to equal the same number.
Both sides must have the exact same answer.
Add both sides.
A fraction.
21
Double 24 = Half of 96?
True
False
22
The inverse of subtraction is...
Multiplication
Addition
Fractions
Division
23
What are the four mathematical operations included in number sentences?
Addition, Subtraction, Multiplication and Division
Multiplication, Division, Time, Angles
Addition, Subtraction, Fractions and Decimals
Subtraction, Division, Postion, Area
