问题

100 * 30000 + 56 - 9 나누기 15 는?

思考

Breaking down the problem

OK, let's start by multiplying 100 by 30,000, then adding 56, and subtracting 9. Finally, I'll divide by 15 to find the result.

Breaking down the division

Testing with 15, I start with 3000000, yielding 200000. Then, I tackle 47 divided by 15, which gives 3 with a 2 remainder.

6초 동안 Thought about mathematical calculation

回答

계산 과정을 단계별로 살펴보겠습니다.

  1. 100×30000=3,000,000100 \times 30000 = 3{,}000{,}000
  2. 3,000,000+56=3,000,0563{,}000{,}000 + 56 = 3{,}000{,}056
  3. 3,000,0569=3,000,0473{,}000{,}056 - 9 = 3{,}000{,}047
  4. 3,000,047÷153{,}000{,}047 \div 15
3,000,047÷15=200,003215=200,003.13333{,}000{,}047 \div 15 = 200{,}003 \frac{2}{15} = 200{,}003.1333\ldots

즉, 결과는 200,003.1333…(반복 소수)입니다.

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