How do you estimate 1.9% of 2?

1 Answer
EZ as pi
Dec 10, 2016

1.9% of 2 is about 0.04

Explanation:

"Estimate" means give a quick approximate value, without doing any exact calculations.

1.9% is very close to 2%

10% of 2 is just 2 div 10 = 0.2

1% of 2 will be 2 div 100 = 0.02

2% is double 1%

1.9% of 2 is about 0.04

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