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3-35.

Find the following sums or differences. Homework Help ✎

  • Align the terms at their decimal points.

  • Add each column, starting at the right. Since , carry a 1 to the next column.

  1. Set up the problem by aligning the decimal points. Unlike in part (a), you will do subtraction for each column.

    Notice that , so you will need to ''borrow'' from the columns to the left.

  2. Use parts (a) and (b) for help.

  3. Follow the steps from part (a). Remember that since , you will need to carry a to the next column