Round off the following numbers to the nearest thousand. 19. 674,620 20. 355,500

Answer:1) 675,000.2) 356,000Step-by-step explanation:There are some rules to round off to the nearest thousand.1. While rounding off to the nearest thousand, if the digit in the hundreds place is between 0 – 4 i.e., < 5, then the hundreds place is replaced by ‘0’. 2. If the digit in the hundreds place is = to or > 5, then the hundreds place is replaced by ‘0’ and the thousands place is increased by 1.We have given two numerals:1) 674,620According to the second rule defined the digit at the hundreds place is greater than 5 than the thousands place will be increased by 1.The answer is 675,000.2) 355,500According to the second rule defined the digit at the hundreds place is greater than 5 than the thousands place will be increased by 1.The answer is 356,000....