The expression "2 × 3 × 57" represents a multiplication problem involving three numbers: 2, 3, and 57. To solve it, you first multiply 2 and 3, which equals 6. Then, you multiply 6 by 57 to find the final result. Calculating 6 × 57 gives you 342. Therefore, the value of the expression "2 × 3 × 57" is 342. This type of multiplication is often used in various mathematical applications, including arithmetic and algebra.