Question: (1) Without using a calculator, evaluate 987 654 321 + 0 * 7 -987 654 321. (ii) Use a calculator to evaluate 987 654 321

(1) Without using a calculator, evaluate 987 654 321 + 0 * 7 -987 654 321.

(ii) Use a calculator to evaluate 987 654 321 + 0 * 7 -987 654 321.

(iii) Do you get the same answer for (1) and (ii)? Explain your answer.

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