Well its complicated to explain.
Mental math like if 12 into 72 it will not be a double digit if you divide 100 by 10 it will be double digits. Most times if you have a tripple digit number and divide it by double digit the answer will be a double digit.
A 400-digit number is typically referred to as a "400-digit number." In mathematics, numbers are categorized by their number of digits, such as single-digit numbers, double-digit numbers, triple-digit numbers, and so on. Therefore, a number with 400 digits would simply be called a "400-digit number."
Oh, dude, a 28-digit number is called a "28-digit number." Like, it's not rocket science, you know? Just count the digits and there you have it. No need for fancy terms or anything, just keep it simple.
Oh, dude, a 21-digit number is called a "21-digit number." I mean, it's not like they have a fancy name for every length of numbers, you know? Just count those digits and there you have it, a 21-digit number. Keep it simple, right?
Just solve it like a normal multiplication problem!
-2
Oh, dude, the value of the digit 5 in 5394332 is 5. Like, that's where it sits, just chillin' in the middle of all those other digits. It's not trying to be anything else, just being a 5, you know?
Oh, dude, dividing two digits by three digits is like, totally easy. You just, like, do long division. You put the three-digit number outside the division house, the two-digit number inside, and then you, like, divide and stuff. It's not rocket science, man. Just remember to carry the one if you have to, or whatever.
Oh, dude, those numbers are like consecutive double-digit numbers. You know, like 11, 22, 33... I mean, it's not rocket science, but hey, at least they're in order, right? So, yeah, they're just your run-of-the-mill double-digit pals hanging out together.
Oh, dude, a 19-digit number is called a "19-digit number." I mean, it's not like they have a fancy name or anything. It's just a number with 19 digits, like, nothing too exciting. So yeah, that's what it's called.
Oh, dude, double of 1.7 is like 3.4. It's just like multiplying by 2, you know? So, if you had 1.7 of something and you wanted to double it, you'd end up with 3.4 of that thing. Easy peasy, lemon squeezy.
Yes A 4 digit is like 1111 A 5 digit is like 11111