4,2 \times 10 ^ { 3 } \times \frac { 1 } { 2 } \times 40 =
Evaluate
84000
Factor
3\times 7\times 2^{5}\times 5^{3}
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4,2\times 1000\times \frac{1}{2}\times 40
Calculate 10 to the power of 3 and get 1000.
4200\times \frac{1}{2}\times 40
Multiply 4,2 and 1000 to get 4200.
\frac{4200}{2}\times 40
Multiply 4200 and \frac{1}{2} to get \frac{4200}{2}.
2100\times 40
Divide 4200 by 2 to get 2100.
84000
Multiply 2100 and 40 to get 84000.
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