a / b of c x d + e / f of g x h - 4 / 8 x 2 ('of' chain)

The same question, asked 2 times: 14 Jul 2023 S4*, 10 Sep 2024 S1. Every wording below, oldest first.

Try each one first, then open its answer.

Question 1
14 Jul 2023 S4
74 $18 \div 3 \text{ of } 2 \times 5 + 72 \div 18 \text{ of } 2 \times 3 - 4 \div 8 \times 2$
Tap an option to check your answer.
Question 2
10 Sep 2024 S1
75 $15 \div 3 \text{ of } 2 \times 2 + 9 \div 18 \text{ of } 2 \times 4 - 4 \div 8 \times 2$
Tap an option to check your answer.