Question

10-100-10000-2000-400-5000+100000000000000000000000000
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9000 x 10^89 - 5000000000000 x 10000000000000000

Answer 1

..........................

Answer 2

$<marquee behavior="alternate">Hello! </marquee>$
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10-100-10000-2000-400-5000+100000000000000000000000000=9.99999999999999E25

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9000×10^89-5000000000000×10000000000000000=8.99999999999999E92
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$<marquee behavior="alternate">Thank You! ✌✌ </marquee>$