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What is the highest number you can possibly score?

**7** [?] **6** [?] **3** [?] **1** [?] **5** = [?]

Working from left to right, calculate the numbers in the order shown (without using order of operation).

Replace each question mark with a mathematical sign.

Plus, minus, multiply and divide can each be used once only.

Answer:

50

**Explanation:**

If the mathematical signs are placed as follows;

7 + 6 – 3 / 1 x 5;

We get; (order of operation is from left to right)

=13 – 3 / 1 x 5

=10 / 1 x 5

= 10 x 5

**= 50**