Select the correct combination of the mathematical signs to replace the ‘@’ symbols in the below equation and thereby balance it:
81@9@5@30@10@3@45
81@9@5@30@10@3@45 81 ÷ 9 x 5 + 30 – 10 x 3 = 45 9 x 5 + 30 – 10 x 3 = 45 45 + 30 – 30 = 45
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