Q. 43.5( 6 Votes )

The expanded form A. 9 × 10000 + 5 × 1000 + 7 × 10 + 8 × 1

B. 9 × 1000 + 5 × 100 + 7 × 10 + 8 × 1

C. 9 × 1000 + 57 × 10 + 8 × 1

D. 9 × 100 + 5 × 100 + 7 × 10 + 8 × 1

Answer :

Starting from right for the number 9578,


Place value of 8 is ones = 8× 1


Place value of 7 is tens = 7× 10


Place value of 5 is hundred = 5× 100


Place value of 9 is thousand = 9× 1000


Hence, expanding form of the number is adding all above,


i.e. 9 × 1000 + 5 × 100 + 7 × 10 + 8 × 1


Hence, (B) is the answer.

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