Find the percent of decrease from 340 to 150. Round to the nearest tenth of a percent if necessary.

1.3%

55.9%

226.7%

126.7%

The percent of decrease from 340 to 150 is 55.9%.

To calculate this, first find the difference between the two numbers: 340 - 150 = 190.

Then, divide the difference by the original number and multiply by 100 to get the percent decrease: (190/340) * 100 ≈ 55.9%.

Therefore, the percent of decrease from 340 to 150 is 55.9%.