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Adding & Subtracting Decimals Pre/Post Test

By Chelsea Lamb

Last updated almost 7 years ago

6 Questions

0.3 + 0.82 =

57.03 + 2.08 =

84.637 – 28.56 =

60.91 – 2.856 =

 
Walkway Over the Hudson, a bridge that crosses the Hudson River in Poughkeepsie, is 2.063 kilometers long. Anping Bridge, which was built in China 850 years ago, is 2.07 kilometers long.

What is the total span of both bridges? Show your thinking.

How much longer is the Anping Bridge than the Walkway Over the Hudson? Show your thinking.