Question

Peter evaluates an expression using his calculator. The calculator display is shown at the right. Express the number in standard form.
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Part 1
Choose the correct answer below.
A.2 comma 230 comma 000 comma 000 comma 000 comma 000 comma 000
2 comma 230 comma 000 comma 000 comma 000 comma 000 comma 000
B.0.00000000000000000223
0.00000000000000000223
C.0.000000000000000223
0.000000000000000223
D.22 comma 300 comma 000 comma 000 comma 000 comma 000
22 comma 300 comma 000 comma 000 comma 000 comma 000

Answer 1

C.

If the calculator showed 2.23 × 10^(-16), moving the decimal 16 places to the left gives 0.000000000000000223.