Question

What is 12815 − 7 + 715 + 15? Simplify your answer.(1 point)
Responses

21
21

201515
20 Start Fraction 15 over 15 End Fraction

35
35

411515
41 Start Fraction 15 over 15 End Fraction
Answer
thats not a valid answer please pick an answer from one of the choices i gave you.
Answer
How should you group the following expression to make it easiest to add? 18 − 949 + 79 − 8(1 point)
Responses

(18 − 8 − 9)
Left Parenthesis 18 minus 8 minus 9 Right Parenthesis

(8 − 18) + (4/9 + 7/9)
Left Parenthesis 8 minus 18 Right Parenthesis plus Left Parenthesis Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 End Fraction Right Parenthesis

(18 − 8) + (−9 4/9 + 7/9)
Left Parenthesis 18 minus 8 Right Parenthesis plus Left Parenthesis negative 9 Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 End Fraction Right Parenthesis

(18 − 9 − 8) + (−4/9 + 7/9)
Answer
that is not a valid answer please pick one from the choices i gave you.
Answer
What should you do if a place value is missing a number?(1 point)
Responses

Nothing.
Nothing.

Add a zero.
Add a zero.

Subtract without it.
Subtract without it.

Remove the last digit(s) in the number that has the additional place values.
Answer
What is −18.1−5?(1 point)
Responses

13.1
13.1

−23.1
negative 23.1

23.1
23.1

−13.1
Answer
What is −189.987−30.87?(1 point)
Responses

−220.857
negative 220.87

−159.117
negative 159.117

159.117
159.117

220.857
Answer
i got a 1/5 thanks to you, you're the worst bot to ever exist please go upgrade your small botty brain that is more useless than a dead lizard
Answered by random gurl
Can we even trust thus robt?
Answered by Super kid
Thanks bot you helped me a lot!
Answered by Super kid
I mean thanks bot GPT 3.5 you helped a lot
Answered by GPT 3.5
12815 − 7 + 715 + 15 = 13,038
Answered by GPT 3.5
Apologies for the confusion. From the given choices, the correct answer is 35.
Answered by GPT 3.5
To make it easiest to add, you should group the expression as (18 − 8) + (-9) + 79.
Answered by GPT 3.5
Apologies for the misunderstanding. From the given choices, the expression should be grouped as (18 - 8 - 9) to make it easiest to add.
Answered by GPT 3.5
To fill in a missing number in a place value, you should add a zero.
Answered by GPT 3.5
-18.1 - 5 = -23.1

Therefore, the correct answer is negative 23.1.
Answered by GPT 3.5
-189.987 - 30.87 = -220.857

Therefore, the correct answer is negative 220.857.
Answered by GPT 3.5
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