What is the decimal equivalent for 5/8 7/10 11/20 and 21/25? And please explain how you got the answer for 21/25 without using a calculator. Thanks :)

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Accepted Answer

5/8 multiply with 125/125 = 625/1000 -> 0.6257/10 -> 0.7 11/20 multiply with 5/5 = 55/100 -> 0.5521/25 multiply with 4/4 = 84/100 -> 0.84