Matek :

Tk: 41/ 73,76,78

Írd le a következő felbontással adott számokat !

3 . 100 + 7 . 10 + 6 . 1 = 300 + 70 + 6 = 376

8 . 100 + 2 . 10 + 9 . 1=

9 . 100 + 4 . 10 + 1 . 1 =

2 . 100 + 0 . 10 + 2 . 1 =

9 . 100 + 0 . 10 + 7 . 1 =

7 . 100 + 5 . 10 + 0 . 1 =

 

800 + 24 =                     320 + 80 =                           850 – 30 =                              180 + 300 =

700 + 62 =                     550 + 50 =                           740 – 100 =                            550 + 410 =

961 – 61 =                     270 + 30 =                           320 – 200 =                            330 + 270 =

845 – 45 =                     960 + 40 =                           840 – 600 =                            480 + 520 =