Positive decimal
1. Adding a positive decimal by a decimal, a positive outcome is positive
2., Plus a negative decimal by a decimal, a negative result is negative
*** with the subtraction method. count
3.Adding a positive decimal by a decimal, use the rules for addition, subtraction, decimal. The absolute value of the negative Then the response is positive or negative, the more negative the absolute value like -21.14 17.258 = -3.882
4., Plus three decimal positive number
.Positive decimal three decimal positive number, we can add a first or rear first time by the end result is still the same
as 17.31 (-12.69) (-7.31) = -2.69
.
การแปล กรุณารอสักครู่..