1.27 rounded by the tens place is not possible. This is because the number is too small and does not even have a tens place value. If you did it by tenths for decimals it would be: 1.3
130
127 rounded to the nearest hundred is 100. Rounded to the nearest 10 is 130.
The idea is to subtract 10p minus 4p.
100
The answer will depend on the degree to which the number is rounded. Without any indication of that, it is not possible to answer the question sensibly.
130
127
It is: 130
130
127 rounded to the nearest hundred is 100. Rounded to the nearest 10 is 130.
The idea is to subtract 10p minus 4p.
10p
0.0394
It is: (341-127)/127 times 100 = 168.504% increase rounded to three decimal places
100
10p
10p