SOLUTION: Estimate the value for the expression First, use front-end estimation with adjustment; then, use rounding. Which method do you think gives an estimate that is closer to the exact a

Algebra ->  Divisibility and Prime Numbers  -> Lessons -> SOLUTION: Estimate the value for the expression First, use front-end estimation with adjustment; then, use rounding. Which method do you think gives an estimate that is closer to the exact a      Log On


   

Question 376344: Estimate the value for the expression First, use front-end estimation with adjustment; then, use rounding. Which method do you think gives an estimate that is closer to the exact answer? Explain.
3128 +1144 + 4178 + 5130

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
3000+1000+4000+5000=13000
3100+1100+4200+5100=13600
total=13580
rounding