Question

what should be added to 3.189to get 7
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Answer 1

Answer:

3.811

Step-by-step explanation:

Let the added quantity be x.

3.189+x=7

x=7-3.189

x=3.811

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Answer 2

Answer:

$7 - 3.189 = 3.811$

now 3.189 +3.811 =7