Decimals & Expanded Form

Decimals & Expanded Form

1. Decimals --> Expanded Form

   • 9 0 5 . 0 7 4
     • 9 x 100 +
       • 5 x 1 +
         • 7 x 1/100 +
           • 4 x 1/1000
     • 900 +
       • 5 +
         • 7/100 +
           • 4/100
         • Break it down into:
   • 1 3 . 0 0 9
     • + 9/100
       • 3 +
         • 1 x 10 +
           • = 1 x 10 +
             • 3 x 1 +
               • 9 x 1/1000

2. Expanded Form --> Decimals

   • ( 9 x 100 ) + ( 8 + 10 ) + ( 7 x 1/1000 ) = ?
     • 900 + 80 + 7/1000
       • = 980.007
         • 9 hundreds
         • 8 tens
         • 7 thousandths
     • It's like <-- but instead of breaking it down, you add it all together.