Question

(7.89 x 10^5) – (5.5 x 10^4)​

Answer 1

Answer:

(7.89 x 10^5) – (5.5 x 10^4)

= (78.9 x 10^4) – (5.5 x 10^4)

= (78.9 - 5.5) × 10^4

= 73.4 × 10^4 = 7.34 × 10^5.

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