Answer :
Expanded form is a way of breaking down a number to show the value of each digit separately. This helps to understand the composition of the number better. Here is the expanded form for each of the numbers provided:
a. 66,954:
$66,954 = 60,000 + 6,000 + 900 + 50 + 4$
b. 20,000:
$20,000 = 20,000 + 0 + 0 + 0 + 0$
c. 33,200:
$33,200 = 30,000 + 3,000 + 200 + 0 + 0$
d. 10,091:
$10,091 = 10,000 + 0 + 0 + 90 + 1$
e. 24,563:
$24,563 = 20,000 + 4,000 + 500 + 60 + 3$
f. 70,009:
$70,009 = 70,000 + 0 + 0 + 0 + 9$
g. 48,721:
$48,721 = 40,000 + 8,000 + 700 + 20 + 1$
Each number is broken down to show the value of each digit in its respective place value, ranging from the ten thousands place to the ones place.