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View Full Version : What is the answer to 2.81+3.72 using benchmark to estimate


smiley73
Oct 14, 2013, 04:54 PM
2.81+3.72

massplumber2008
Oct 14, 2013, 05:22 PM
Hi Smiley

Check out this article... should help:

Benchmarks to Estimate Sum or Difference | eHow (http://www.ehow.com/info_10026878_benchmarks-estimate-sum-difference.html)

Read the article and then give me your best "benchmark" estimate of the answer, OK?

Mark