Question
Yan had 5 trading cards, and then his friend gave him more cards. Now he
has 16 trading cards. Let
represent the number of cards his friend gave
him. Complete both an addition equation and a subtraction equation to
model the problem.
has 16 trading cards. Let
him. Complete both an addition equation and a subtraction equation to
model the problem.
Ask by Parsons Wilson. in the United States
Mar 10,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
Yan had 5 cards and received
more from his friend, totaling 16 cards. So, the addition equation is
, and the subtraction equation is
.
Solution
-
Addition EquationYan originally had 5 cards and received
cards from his friend, making the total: -
Subtraction EquationTo find the number of cards his friend gave him, subtract the original 5 cards from the total:
Answered by UpStudy AI and reviewed by a Professional Tutor
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Beyond the Answer
To model the problem, we can set up an addition equation and a subtraction equation. The addition equation is
, which shows that the 5 cards Yan started with, plus the
cards his friend gave him, equals 16.
For the subtraction equation, we can express it as
, indicating that if you take away the
cards Yan received from the total of 16, you are left with the original 5 cards he had.