Application of addition of real numbers | Summary and Q&A

TL;DR

Stuart's checking account balance started at a negative $158. After two deposits of $426.90 and $100, he had $511.82.

Key Insights

• ⚖️ Stuart's initial checking account balance was negative, indicating an overdraft.
• ⚖️ The first deposit of $426.90 significantly increased Stuart's balance.
• ⚖️ The second deposit of $100 further added to Stuart's balance.
• ❓ The total amount after the second deposits was $511.82.
• 🪜 Adding a negative amount to a positive amount is the same as subtracting the positive amount.
• 🫥 Visualizing a number line can help understand the change in balance.
• 🤪 Stuart's balance went from negative to positive after the deposits.

Transcript

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Questions & Answers

Q: How much did Stuart owe the bank at the beginning of the week?

Stuart owed the bank $158 at the beginning of the week since his checking account balance was negative $158.

Q: How much did Stuart deposit on Monday?

Stuart deposited a check worth $426.90 on Monday, increasing his balance.

Q: How much did Stuart deposit on Tuesday?

Stuart deposited another check of $100 on Tuesday, further increasing his balance.

Q: What was Stuart's checking account balance after the second deposits?

After the second deposits, Stuart's checking account balance was $511.82.

Summary & Key Takeaways

• Stuart's checking account had an initial balance of negative $158, indicating that he owed the bank money.

• On Monday, Stuart deposited a check for $426.90, increasing his balance.

• On Tuesday, Stuart deposited another check for $100, further increasing his balance.

• After the second deposits, Stuart had a total balance of $511.82.