Question

what is the genaral rule of estimate 578×824​

Answer 1

Answer:

1. we should check each digit
2. starting from the left
3. For eg 873 is there means take 73 if the digit is 50+ take the next hundred
4. if the digit is less than 50 take the ones and tens digit out and add two zeros

Step-by-step explanation:

600*800=4,80,000