find the decimal form of the following. (a)1/2^3+1/2^4. (b)1/25+1/125.
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- b answer is 2/125
- first take the LCM of 25 and125
- 25÷25,125
- 5÷1,5
- 25×5
- 125
- 1+1/125
- 2/125
- then ÷it
- 2÷125
- 62.5
- it is the answer
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