Final answer:
To evaluate 48-6 - 10-3, perform the operations in the given order of operations.
Step-by-step explanation:
To evaluate the expression, 48-6 - 10-3, we follow the order of operations, which is parentheses, exponents, multiplication and division (from left to right), and addition and subtraction (from left to right). First, we compute the exponent 10-3, which is equal to 0.001. Next, we subtract 6 from 48, which gives us 42. Finally, we subtract 0.001 from 42, resulting in 41.999 or 42 (rounded to three decimal places).