Question

12900:100-(500-350:7.9):10

Answer 1

12900:100=129,500-350=250,150:7.9=18.987,129-18.987=110.013,110.013:10=11.0013

Answer 2

To calculate the value of the expression:

12900:100 - (500 - 350:7.9):10

Let's break it down step by step:

1. First, perform the division: 12900 / 100 = 129

2. Next, perform the subtraction within the parentheses: 500 - 350 = 150

3. Now, perform the division within the parentheses: 150 / 7.9 ≈ 18.98734 (rounded to several decimal places)

4. Finally, divide the result from step 3 by 10: 18.98734 / 10 ≈ 1.898734 (rounded to several decimal places)

So, the value of the expression is approximately 1.898734.