## Wednesday, September 30, 2015

Write a word problem that involves adding a negative number. Solve the problem using a classroom strategy and explain your method.

1. Chris had \$-2, a friend gave him \$20 for his birthday. How much money does he have?

2. Henry is in a deat of -4 dollars. If he pays of 3 dollers how much does he have left to pay?
\$1

3. Brendan is in debt by \$500 he makes \$100 a week how many weeks will it take for him to break even?

100x5 =500

4. megan has-\$5 Grace gives her\$46 . how much does she have now?

Megan now has \$41 .I used subtraction \$46--\$5=\$41

5. At 2:45 the temperature was -6 degrees. From 2:45 to 3:23 it rose 13 degrees. What is the temperature at 3:23?

Answer: 7 degrees. I used addition. 13 + (-6) = 7 degrees.

Vela

6. Toby has -\$18 his sister Katie gives him \$35. How much money does he have now?

Toby has \$17. I used subtraction.\$35-(-\$18) =\$17

7. Alex has a debit of 8 dollars in his bank account , John then came and gave me 9 dollars to pay the debit.How much extra money does Alex have left in his bank account?
9+(-8) = 1 dollar left.

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10. Bob had \$-5. His sister Lucy had \$14. How much money does he have now?

Bob has \$9 because \$14-(-5)=\$9

11. Summer has \$100 if she adds (-25) how many dollars is she left with now?

Summer is left with \$75 because 100+(-25)=75

12. Tina owes Rick \$5. She gets \$4 of allowance. How much money does she have now.

-1 because at first she had -5 because she owed Rick \$5 the she got \$4 and (-5)+4=(-1)
Anna J

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14. Ryan has \$67. Anthony give ryan \$36-. How much money does ryan have now?

15. It was -20F outside. After a few hours temperature rose up 24F. What is the temperature now.

4F because 24-(-20)=4

17. Colin has -1048 dollars on his debit card. How much money will be on the debit card if Colin adds 2892 dollars?

There will be 156 dollars on the debit card know.

Brendan J

18. Ricky has \$-17.76 and he added \$19.06 to his amount of money.How much money does he have know?

\$2.70 (\$-17.76)+\$19.06=\$2.70 -Christian

19. Dina has \$-8.5. Olivia gave Dina \$16.50. Dina gave Ameyaa \$3.00. How much money does Dina have now?

Dina has \$5 left because -8.5+16.50-3.00=5.00

20. Kim has the number 23. If she adds the number -24 what number does she have?

She has -1.

21. James has -6 dollars his brother sam gives him 9 dollars how much does he have

James has \$3 beacause 9+(-6)=3