Question

15,85-3,4×(50-1,530+0,4)+3,57:1,7

Answer 1

15,85-3,4(50-1,530+0,4)+3,57:1,7=15,85-3,4×48,87+2,1=15,85-166,158+2,1=-148,208

Answer 2

To solve the expression 15,85 - 3,4 × (50 - 1,530 + 0,4) + 3,57 ÷ 1,7, let's follow the order of operations (PEMDAS/BODMAS):

Step 1: Calculate the values within parentheses. 50 - 1,530 + 0,4 = 48.47

Step 2: Calculate the multiplication and division from left to right. 3,4 × 48.47 = 164.998 3.57 ÷ 1.7 = 2.1

Step 3: Perform the addition and subtraction from left to right. 15.85 - 164.998 + 2.1 = -147.048

Therefore, the value of the expression is approximately -147.048.