Question

check 4.2c
order, and represent
of whole numbers.
6 circle the larger number.
987,124,745 1,000,000,000
7 using these numbers, fill in
the blanks to make the
number sentence true.
102,625 102,634 12,845
< <
8 add the correct symbol
to make the number
sentence true.
21,457,265 21,586
write the numbers in
order from greatest to

Explanation:

Step1: Compare digits of numbers

For question 6, 987,124,745 is a 9 - digit number and 1,000,000,000 is a 10 - digit number. A 10 - digit number is larger than a 9 - digit number.

Step2: Compare numbers for question 7

12,845 has 5 digits, 102,625 and 102,634 have 6 digits. Among 102,625 and 102,634, comparing the last two digits 25 < 34. So 12,845 < 102,625 < 102,634.

Step3: Compare numbers for question 8

21,457,265 is a 7 - digit number and 21,586 is a 5 - digit number. A 7 - digit number is larger than a 5 - digit number, so 21,457,265 > 21,586.

Answer:

1. 1,000,000,000
2. 12,845 < 102,625 < 102,634
3. 21,457,265 > 21,586