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giraffegirl55

640/2000*x/100. cross multiply. 2000x=64000. divide both sides by 2000. x=32. 32%.
Neuron
If you would like to know what percentage of 2000 is 640, you can calculate this using the following steps:

x% of 2000 is 640
x/100 * 2000 = 640
x * 20 = 640     /20
x = 640 / 20
x = 32

Result: 32% of 2000 is 640.