
Understanding Equations: Solving Age Problems

Interactive Video
•
Mathematics
•
5th - 7th Grade
•
Hard
+2
Standards-aligned

Ethan Morris
FREE Resource
Standards-aligned
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the age difference between David's father and mother?
5 years
10 years
3 years
7 years
Tags
CCSS.7.EE.B.4A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to set up an equation in this problem?
To avoid using numbers
To make the problem more complex
To verify the relationship between ages
To guess the answer
Tags
CCSS.6.EE.B.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If David's mother is 49 years old, how can we express the father's age using a variable?
f = 49 - 5
f = 49 / 5
f = 49 + 5
f = 49 * 5
Tags
CCSS.HSF.IF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the variable 'f' represent in the equation?
David's age
Father's age
Mother's age
The age difference
Tags
CCSS.HSA.REI.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What operation should be performed to both sides of the equation to solve for the father's age?
Subtract 5
Multiply by 5
Divide by 5
Add 5
Tags
CCSS.6.EE.B.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final step in solving the equation for the father's age?
Add 5 to both sides
Add 49 to both sides
Subtract 49 from both sides
Multiply both sides by 49
Tags
CCSS.6.EE.B.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the father's age after solving the equation?
54 years
49 years
55 years
50 years
Tags
CCSS.6.EE.B.7
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