Yes it is. You can add as many zeros to the end of 8.3 and it will be the same number.
example: 8.3 = 8.30000
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830 divided by 10 equals 83. That's it!
83
There are 83 coins. If there are N nickels then there are (83 - N) dimes. Davida has nickels worth 5N and dimes worth 10(83 - N) but. 5N + 10(83 - N) = 695 5N + 830 - 10N = 695 5N = 830 -695 = 135 therefore N = 135/5 = 27 : D = 83 - N = 83 - 27 = 56 Davida has 27 nickels and 56 dimes.
Ah, let's take a moment to appreciate the number 830. When we round it to the nearest 10, it becomes 830. It's like giving a gentle hug to the number, keeping it close to its original value. Just a small adjustment to help it fit in with its new friends.
It is: 0.83 = 83/100