1. Find the percent of change from the first number to the second. Round the answer to the nearest tenth of a percent: \[ 120 \text { to } 87= \] $\%$ change

Step 1 ：Find the percent of change from the first number to the second. Round the answer to the nearest tenth of a percent: 120 to 87

Step 2 ：Use the formula for percent change: \[\text{{Percent Change}} = \frac{{\text{{New Value}} - \text{{Old Value}}}}{{\text{{Old Value}}}} \times 100\]

Step 3 ：Substitute the given values into the formula: old value is 120 and new value is 87

Step 4 ：Calculate the percent change: \[-27.500000000000004\]

Step 5 ：Round the percent change to the nearest tenth of a percent: \[-27.5\]

Step 6 ：Final Answer: The percent of change from 120 to 87 is \(\boxed{-27.5\%}\)