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3 years ago

What is the proper to do 81x400

Mathematics

2 answers:

ludmilkaskok [199]3 years ago

6 0

Answer:

Step-by-step explanation:

To perform this multiplication I would rewrite the expression as

81*4*100. This is easier to do mentally: 4 times 81 is 324, and then 324 times 100 is 32,400. There are of course other approaches involving factoring the original expression and performing multiplication.

Cerrena [4.2K]3 years ago

5 0

Answer:

81 x400

=32400

Step-by-step explanation:

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Please help me

pogonyaev

Just multiply 9 to the temperature in Cleveland.

$\sf9\times-2=-18$

So the temperature in International Falls is -18°F.

It's not 18, because 18 is warmer than -2, not colder and the question says that International Falls is 9 times colder than Cleveland.

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