UNIT 1 – RATIONAL NUMBERS, EXPONENTS AND SQUARE ROOTS Adding Integers (Signed Numbers) (Algebra 1.1) 1.Angela starts an ice cream store. The first week, the store has a profit of $800. The second week, the store has a profit of -$450 because she had to pay some bills. What is Angela’s profit for the first two weeks?

UNIT 1 – RATIONAL NUMBERS, EXPONENTS AND SQUARE ROOTS Adding Integers (Signed Numbers) (Algebra 1.1) 1.Angela starts an ice cream store. The first week, the store has a profit of $800. The second week, the store has a profit of -$450 because she had to pay some bills. What is Angela’s profit for the first two weeks? To use addition to find the store’s profit over the two weeks, we will add $800 and -$450. $800 + (-$450)

UNIT 1 – RATIONAL NUMBERS, EXPONENTS AND SQUARE ROOTS Adding Integers (Signed Numbers) (Algebra 1.1) 1.Angela starts an ice cream store. The first week, the store has a profit of $800. The second week, the store has a profit of -$450 because she had to pay some bills. What is Angela’s profit for the first two weeks? To use addition to find the store’s profit over the two weeks, we will add $800 and -$450. $800 + (-$450) To do this, just change the sign on the negative number and subtract. $800 - $450 $350

UNIT 1 – RATIONAL NUMBERS, EXPONENTS AND SQUARE ROOTS Adding Integers (Signed Numbers) (Algebra 1.1) 1.Angela starts an ice cream store. The first week, the store has a profit of $800. The second week, the store has a profit of -$450 because she had to pay some bills. What is Angela’s profit for the first two weeks? To use addition to find the store’s profit over the two weeks, we will add $800 and -$450. $800 + (-$450) To do this, just change the sign on the negative number and subtract. $800 - $450 $350 Answer: $350