How should you group the following expression to make it easiest to add? 18 − 949 + 79 − 8(1 point)
Responses
(18 − 9 − 8) + (−49 + 79)
Left Parenthesis 18 minus 9 minus 8 Right Parenthesis plus Left Parenthesis negative Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 Right Parenthesis
(18 − 8) + (−949 + 79)
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 − 8 − 9)
Left Parenthesis 18 minus 8 minus 9 Right Parenthesis
(8 − 18) + (49 + 79)
The correct way to group the expression to make it easiest to add is: (18 − 8) + (−949 + 79)
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The correct grouping to make it easiest to add is:
(18 − 8) + (−949 + 79)