Answer
Ok, had to look around a little, but basically, what it means is how many times the product carries.
999
x99
====
Since 999 and 99 are the largest 3 and 2 digit numbers you can have, 4 is the maximum of times you would have to regroup.
Btw, apparently you can also have regrouping in addition, subtraction and division and you're right, it sure has changed since I was a kid. Answer
Ok, had to look around a little, but basically, what it means is how many times the product carries.
999
x99
====
Since 999 and 99 are the largest 3 and 2 digit numbers you can have, 4 is the maximum of times you would have to regroup.
Btw, apparently you can also have regrouping in addition, subtraction and division and you're right, it sure has changed since I was a kid.
166648089
3
the answer is 135
266, 267, 268
4 x 578 = 2312 8 x 754 = 6032
2 is prime, its only factors are one and itself.
12
There are 900 three-digit numbers, ranging from 100 to 999.
0.12 Or 102 if you do not want to include non integers.
2087
196, 198, 202, 204
The smallest 3 digit counting number less than 1000?? 100
4*9 = 36 so 360 is one possible answer.