Six hundred ninety.
690 = six hundred ninety.
690,000,000
690%
Six hundred ninety.
Write the number that is 50 less. 778 690 187 958 ----- ----- ----- ----- what pattern do you see? We're here to anwer question, not do your homework.
In today's modern notation of Roman numerals 690 is now considered to be DCXC but the ancient Romans would have worked it out as DCLXXXX which then can be abridged to XDCC.
85 percent of 690 = 586.5 85% of 690 = 85% * 690 = 85%/100% * 690 = 0.85 * 690 = 586.5
690
The product is 690
87-690 = -603
690
If you want to round 690 to hundreds the answer is 700 but with tens then 690 still