Building Numbers

Write the expanded form of 235.

• 200+30+5

• 200+50+3

• 300+20+5

• 500+30+2

Write the expanded form of 421.

• 400+10+2

• 400+20+1

• 200+40+1

• 100+20+4

1,079

• 100+70+9

• 1000+0+70+9

• 1+0+7+9

• 1000+700+9

The smallest 4-digit number using 5,3,7,9

• 3759

• 9753

• 3579

• 3357

The greatest 4-digit number using all of the digits 5,3,9,7 is:

• 3759

• 9753

• 3579

• 3357

The smallest 5-digit number using all of the digits 8,4,0,3,1 is:

• 04318

• 30148

• 10348

• 84310

The smallest 4-digit number using 4,0,6. You may repeat the digits

• 4006

• 6004

• 4060

• 4406

For building the greatest number we arrange the digits in -

• Ascending order

• Descending order

• Any of them

• None of them

The greatest 4-digit number using all of the digits 5,3,9,7 is:

• 3759

• 9753

• 3579

• 3357

The position of zero while building a smallest 4-digit number will always be in the :

• First place from left

• Second place from left

• Third place from left

• Fourth place from left