what is the scientific notation of 1,890,000
1.89 x 10^6
To express a large number like 1,890,000 in scientific notation, you need to write it in the form of A × 10^B, where A is a number greater than or equal to 1 but less than 10, and B is an exponent representing the number of decimal places the decimal point needs to be moved.
Start by moving the decimal point in 1,890,000 to the left until you have a number between 1 and 10. In this case, the decimal point needs to be moved six places to the left:
1,890,000 → 18.9 → 1.89 → 0.189 → 0.0189 → 0.00189 → 0.000189
Now, count the number of decimal places you moved the decimal point to get from 1,890,000 to 0.000189. In this case, you moved it six places to the left.
Therefore, the scientific notation of 1,890,000 is 1.89 × 10^6.