Question

7×3 + 8×7 (rotated text), and numbers 52, 56, 62, 68 on blue boxes

Explanation:

Step1: Resolve inner parentheses first

$7 + 8 = 15$

Step2: Multiply the result by 25

$15 \times 25 = 375$

Step3: Subtract 1 from the product

$375 - 1 = 374$

Answer:

374