Question

$4.5 \times 10 {}^{4} + 2.8 \times 10 {}^{3} - 4.7 \times 10 {}^{5}$
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Answer 1

Respuesta:

 4.5 x 10000 + 2.8 x 1000 - 4.7 x 100000

45000 + 2800 - 470000

47800 - 470000

    -422200