Divide 3 / 4 by 2.84 and divide 3 / 5 by 3 (1 / 2 by 1.42) and multiply 1 / 5 by 4

3 / 4 times 2.84 divided by 3 / 5 ÷ (1 / 2 times 1.42) times 1 / 5 4
=(3 / 4 / 1 / 2) times (2.84 / 1.42) × (1 / 4 / 5 divided by 3 / 5)
=0.5×2×0.5
=0.5

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