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                                                  L£j   Copy and complete this fact box.   @]   Copy and complete this fact box.
                                                     To divide a number by 10, move all the digits ....   To divide o number by 100, move off  the digits ...
                                                     Thousands become  ...  ...  .....  . . Hundreds become ...   Thousands become  ............... . Hundreds become
                                                       ..  .  become tenths.   . .......... become hundredths.   . ...... .... become tenths.   . ......... become hundredths.
                                                   !]]  On RM 51 , draw counters on boards e to h   ~ On  RM 51 , draw counters on boards i to I
                                                     to represent numbers 100 times smaller than these   to represent numbers one thousandth of these.
                                                     Then complete the line under each board.
                                                                                                              .....
                                                                     . . . . . . . ..                        j  10000s1000s   100s
                                                                        ..
                                                                                          rnT1Tr1
                                                  e  10000s  1000s   100s   10s   ls   ~s   fos   f 10ooos  1000s   100s   10s   1s   -0s   ~s   . ..
                                                                                              ......
                                                                                             . . . ..
                                                                                          k  10000s  1000s   100s   10s   1s   l 10ooos1000s   K>Os   10s   1s   as   -ks
                                                  i:§JI   Divide each of these numbers by 100.   [9J   Divide each of these numbers by 1000.
                                                     a  500   b  31 oo   c  5500   d  81  200   a  3000   b  8000   c  16000   d  20000
                                                     e  8000   f  13000   g  1000   h  75000   e  130 000  f  202 000  g  999 000  h  348 000
                                                                                             i  500   j  3700   k  100   I  8800
                                                     i  5130   j  8080   k  6320   l  4380
                                                     m  111   n 305   o  7 44   p  999       m  30   n 590   o  1120   p  8070     To divide a number by 100, move all
                                                                                                                                   the digits two places to the right.
                                                                                          ID]  •  Choose o number to go in the grey box.   -  7  1000 =
                                                  EJ  • Choose a number to go in the yellow box.   7  1 oo =   Complete the equation.
                                                      Complete the equation.                                                      Thousands become tens. Hundreds
                                                                                             •  Repeat for 4 other whole numbers and for 5 decimal numbers.
                                                     •  Repeat for 4 other whole numbers and for 5 decimal numbers.
                                                                                          ~ Design o fact box about dividing by 1000.   become units. Tens become tenths.
                                                                                          jsnPsS:22 j
                                                                                                                                   Units become hundredths.

          To divide a number by  10, move all the digits one place to the right.             See Resource Master 51.
          Thousands become hundreds. Hundreds become tens. Units become
                                                                                             ~
          tenths. Tenths become hundredths.
                                                                                             a  3         b  8         c  16        d  20        e  130      f  202
                                                                                             g  qqq       h  348         0·5        j  3·7       k  0·1         8·8
          See Resource Master 51.
                                                                                             m 0·03       n  0·5q      0  1·12      p  8·07
          [ID
                                                                                            [!!]
          a  5         b  31        c  55        d  812        e  80       f  130
          g  10        h  750          51·3      j  80·8       k  63·2       43·8            Open: choosing a number and completing an equation. Repeating for four
                                                                                             other whole numbers and five decimal numbers.
          m 1·11       n  3·05      0  7·44      p  q.qq

          [I]
                                                                                            To divide a number by  1000, move all the' digits three places to the right.
          Open: choosing a number and completing an equation. Repeating for four
                                                                                            Thousands become units. Hundreds become tenths. Units become
          other whole numbers and five decimal numbers.
                                                                                            thousandths. Tens become hundredths.
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