Simplify the expression-2.3 + (-5.7). On the test when maureen simplified the expression she got -3.4. What mistake did maureen
likely make when she simplified the expression
-2.3 + (-5.7) =
2 answers:
Answer:
-8.
Step-by-step explanation:
How it is that
first the signs will change from -2.3 plus (-5.7) to -2.3 - 5.7
then since both signs are negative
and the rule is
negative negative Positive so we will plus our numbers and when we plus our answer will be 8.
Since -5.7 is the largest number and it's sign is negative it's sign will also be negative making it -8
So answer is -8
Answer:
see explanation
Step-by-step explanation:
- 2.3 + (- 5.7)
reminder that + (- ) = -
To obtain - 3.4 it is likely that she added 2.3 to - 5.7
The solution is
- 2.3 - 5.7 = - 8
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