# Read these numbers. Write them using placement boxes and then write their expanded forms.(i) 475320(ii) 9847215(iii) 97645310(iv) 30458094(a) Which is the smallest number?(b) Which is the greatest number?(c) Arrange these numbers in ascending and descending orders.

(a) 475320 – Four hundred seventy five thousand three hundred and twenty.

(4 × 100000) + (7 × 10000) + (5 × 1000) + (3 × 100) + (2 × 10)

(b) 9847215 – Nine million eight hundred forty seven thousand two hundred fifteen.

(9 × 1000000) + (8 × 100000) + (4 × 10000) + (7 × 1000) + (2 × 100) + (1 × 10) + (5 × 1)

(c) 97645310 – Ninety seven million six hundred forty five thousand three hundred ten.

(9 × 10000000) + (7 × 1000000) + (6 × 100000) + (4 × 10000) + (5 × 1000) + (3 × 100) + (1 × 10)

(d) 30458094 - thirty million four hundred fifty eight thousand ninety four

(3 × 10000000) + (4 × 100000) + (5 × 10000) + (8 × 1000) + (9 × 10) + (4 × 1)

i. The smallest number is 475320

ii. The greatest number is 97645310

Ascending order

475320, 9847215, 30458094, 97645310

Descending order 97645310, 30458094, 9847215, 475320

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