Given:
841+231+432−641
Formula used:
Convert mixed fractions to improper fractions, perform addition/subtraction, and convert back to mixed fractions if required.
Calculation:
841=433,,231=37,,432=314,,641=425
Expression becomes:
433+37+314−425
Take LCM of 4 and 3 = 12
433=1299,,37=1228,,314=1256,,425=1275
Expression becomes:
1299+1228+1256−1275
Add/subtract numerators:
1299+28+56−75=12108
Simplify:
12108=9
∴ The value of 841+231+432−641 is 9.