Write the number 56987.2365 in expanded notation form: (Decompose 56987.2365)
Remember that each digit in the whole number represents a power of 10: First take the whole number portion of the number on the left side of the decimal
First, calculate the expanded notation of the whole number portion 56987 Expanded Notation of 56987 = (5 x 104) + (6 x 103) + (9 x 102) + (8 x 101) + (7 x 100) Expanded Notation of 56987 = (5 x 10000) + (6 x 1000) + (9 x 100) + (8 x 10) + (7 x 1)
Next, calculate the expanded notation of the decimal portion 2365 Each decimal place is divided by a power of 10: Expanded Notation of .2365 = (2/101) + (3/102) + (6/103) + (5/104) Expanded Notation of .2365 = (2/10) + (3/100) + (6/1000) + (5/10000)
Finally, combine the whole number portion and the decimal portion: 56987.2365 = (5 x 10000) + (6 x 1000) + (9 x 100) + (8 x 10) + (7 x 1) + (2/10) + (3/100) + (6/1000) + (5/10000)
Now multiply through and simplify to prove this is the correct notation: 56987.2365 = (50000 + 6000 + 900 + 80 + 7) + (0.2 + 0.03 + 0.006 + 0.0005) 56987.2365 = 56987 + . 2365 56987.2365 = 56987.2365 <---- Correct!
(5 x 10000) + (6 x 1000) + (9 x 100) + (8 x 10) + (7 x 1) . (2/10) + (3/100) + (6/1000) + (5/10000)
You have 2 free calculationss remaining
What is the Answer?
(5 x 10000) + (6 x 1000) + (9 x 100) + (8 x 10) + (7 x 1) . (2/10) + (3/100) + (6/1000) + (5/10000)
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