3,256,423,865 rounded to the nearest million is 3,256,000,000. How I know is that the 4 in the hundred thousands place is lower than 5. So the 6 would of stayed the same and the rest of the number behind 4 would of been 0, including the 4.
The number 3,256,423,865 rounded to the nearest million is 3,256,000,000, as we round down when the hundred-thousands digit is less than 5. ;
3,256,423,865 rounded to the nearest million is 3,256,000,000. This is determined by keeping the millions place '6' the same because the next digit, '4', is less than 5, so we round down. The remaining digits are changed to zeros.
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