Mathematics, 08.01.2021 17:40, sandy461

The keystrokes that Adi typed into the calculator to simplify the expression 4.2 × (10 – 6.4) are shown. 4.2 × 3.6

Which statement is true?

Adi’s keystrokes are correct.
Adi should have typed 42 – 6.4.
Adi should have typed 4.2 × 4.6.
Adi should have typed 42 + 6.4.

Answers: 3

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The keystrokes that Adi typed into the calculator to simplify the expression 4.2 × (10 – 6.4) are sh...