140 tests is ___% of 160 tests

140 tests is ___% of 160 tests. 140/160 140 ÷  160 = 0.875 0.875 × 100 = 87.5 87.5% 140 tests is 87.5% of 160 tests. 

We set up a proportion: 140/160= ?/100 Cross multiply: 160*?= 100*140 ⇒ ?= 100*140/160= 87.5 140 tests are 87.5% of 160 test.