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scientific notation

Convert each number to scientific notation and multiply. Write your answer in scientific notation.
(72,000,000)(400,000,000)

Write 72,000.000 in scientific notation.
72,000,000=


Write 400,000,000 in scientific notation.
400,000,000=

Multiply.
(72,000,000) (4000,000,000)=

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Larry C. | Computer Science and Mathematics professionalComputer Science and Mathematics profess...
4.7 4.7 (93 lesson ratings) (93)
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72,000,000 = 7.2*107
400,000,000 = 4*108
7.2*4=28.8=2.88*10 so total answer is 2.88*107+8+1=2.88*1016