Regrouping

Subtract mixed number with regrouping:

11 17/20- 6 19/20

Correct answer:

x =  5.1

Step-by-step explanation:

$x=(11-6)-{\displaystyle \frac{17-19}{20}}={\displaystyle \frac{51}{10}}=5\frac{1}{10}=5.1$

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