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myMy guess is most peepspeople have experienced accidentally re-using the result of the last calculation in the next calculation they're trying to make.

once iOnce I was adding a sequence of numbers and got in the habit of hitting the plus key after each number, THEN looking at the next number. iI got distracted, moved on to a new calculation and came back and started entering a new, unrelated number only to discover it was added in to the previous result by mistake.

thisThis got me in the habit of pressing the C button frequently on in-fix calculators.

fwiw... iFor what it's worth, I grew up with HP RPNHewlett-Packard RPN calculators, and when iI use them, iI virtually never clear the previous register contents since it's much less likely you'll accidentally use a previous calculation with post fix calculations.

soSo... i'mI'm going for the "i"I just want to return the calculator to a known state" explanation.

my guess is most peeps have experienced accidentally re-using the result of the last calculation in the next calculation they're trying to make.

once i was adding a sequence of numbers and got in the habit of hitting the plus key after each number, THEN looking at the next number. i got distracted, moved on to a new calculation and came back and started entering a new, unrelated number only to discover it was added in to the previous result by mistake.

this got me in the habit of pressing the C button frequently on in-fix calculators.

fwiw... i grew up with HP RPN calculators, and when i use them, i virtually never clear the previous register contents since it's much less likely you'll accidentally use a previous calculation with post fix calculations.

so... i'm going for the "i just want to return the calculator to a known state" explanation.

My guess is most people have experienced accidentally re-using the result of the last calculation in the next calculation they're trying to make.

Once I was adding a sequence of numbers and got in the habit of hitting the plus key after each number, THEN looking at the next number. I got distracted, moved on to a new calculation and came back and started entering a new, unrelated number only to discover it was added in to the previous result by mistake.

This got me in the habit of pressing the C button frequently on in-fix calculators.

For what it's worth, I grew up with Hewlett-Packard RPN calculators, and when I use them, I virtually never clear the previous register contents since it's much less likely you'll accidentally use a previous calculation with post fix calculations.

So... I'm going for the "I just want to return the calculator to a known state" explanation.

1
source | link

my guess is most peeps have experienced accidentally re-using the result of the last calculation in the next calculation they're trying to make.

once i was adding a sequence of numbers and got in the habit of hitting the plus key after each number, THEN looking at the next number. i got distracted, moved on to a new calculation and came back and started entering a new, unrelated number only to discover it was added in to the previous result by mistake.

this got me in the habit of pressing the C button frequently on in-fix calculators.

fwiw... i grew up with HP RPN calculators, and when i use them, i virtually never clear the previous register contents since it's much less likely you'll accidentally use a previous calculation with post fix calculations.

so... i'm going for the "i just want to return the calculator to a known state" explanation.