It means to give the reason of something, (numbers,sums,differences, and problems.)
how reasonable something is
You use compatible numbers.
It is extremely important, because everyone(including me) makes simple mistakes and sometimes needs to check.
4 x 0.8 = 3.2
Reasonableness means its fair
It means to give the reason of something, (numbers,sums,differences, and problems.)
how reasonable something is
56x34
You use compatible numbers.
precision * * * * * For reasonableness you only use estimation.
It is extremely important, because everyone(including me) makes simple mistakes and sometimes needs to check.
4 x 0.8 = 3.2
you could have done something wrong on the calculator !
no such word as "reasonableness' you would have to use " reasonable conduct" in your sentence.
In math, check means to check your work by reversing the problem and making sure it works out.
it matters what math question...