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Mathematics 6 Online
OpenStudy (anonymous):

Nancy's 50-meter freestyle swim time was 28.004. Betty's 50-meter freestyle swim was 27.949 seconds. What was the difference between Nancy's and Betty's swim times

OpenStudy (anonymous):

This is just basic subtraction. If you are supposed to do it "by hand", just line up the 2 numbers so the decimal places line up, and start subtracting. Otherwise, a calculator can help...

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