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liq [111]
3 years ago
12

explain why is it important to line up decimals numbers by their place value when you add or subtract them

Mathematics
2 answers:
inessss [21]3 years ago
6 0
It is important because if you are adding and subtracfing and the decimals are off when your done with the equation you might end up with two decimals or numbers in the wrong place
butalik [34]3 years ago
4 0
So you can keep track of your problem and so you will have the place value of the problem correct
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Ericka decided to compare her observation to the average annual trend, which shows the water rising 1.8 mm/year. Remember, she u
Alex787 [66]

Answer with explanation:

Presume that, initial water level to be, 0 mm, at a time t=0.

And water level is rising at the rate of 1.8 \frac{\text{mm}}{\text{year}}.

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→Averge, that is increase in water level after 6.2 years is given by

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→→Rate of Depreciating of water level is given by = Negative of Increase of water level=-1.8 \frac{\text{mm}}{\text{year}}

5 0
3 years ago
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snow_tiger [21]

Answer:

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Answer:

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