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-1998100000000
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-1998100000000
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54\times 100000000-2.0035\times 10^{12}
Calculate 10 to the power of 8 and get 100000000.
5400000000-2.0035\times 10^{12}
Multiply 54 and 100000000 to get 5400000000.
5400000000-2.0035\times 1000000000000
Calculate 10 to the power of 12 and get 1000000000000.
5400000000-2003500000000
Multiply 2.0035 and 1000000000000 to get 2003500000000.
-1998100000000
Subtract 2003500000000 from 5400000000 to get -1998100000000.
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