Question

Б) 7225 : 85 + 64 · 2345 − 248838 : 619;

Answer 1

1) 7225:85=85

2) 64*2345=150080

3) 248838:619=402

4) 85+150080=150165

5) 150165-402=149763

Ответ: 149763

Answer 2

To solve the expression 7225 : 85 + 64 · 2345 − 248838 : 619, we need to follow the order of operations, also known as PEMDAS (Parentheses, Exponents, Multiplication and Division, Addition and Subtraction):

1. Start by performing the multiplication: 64 · 2345 = 150,080.

2. Next, perform the division: 7225 : 85 = 85.

3. Now, substitute the results back into the expression: 85 + 150,080 - 248838 : 619.

4. Finally, perform the remaining division: 248838 : 619 ≈ 402.

Now, substitute the results back into the expression: 85 + 150,080 - 402.

5. Continue with addition and subtraction: 85 + 150,080 ≈ 150,165, then subtract 402: 150,165 - 402 ≈ 149,763.

Therefore, the value of the expression 7225 : 85 + 64 · 2345 − 248838 : 619 is approximately 149,763.