Page 46 - PlayFacto_P1
P. 46
Look at the arrows. Find the rules how the numbers are arranged in
the table.

1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20

⑴ Find the rule for the green rightward arrow. ).
Increases by (

⑵ Find the rule for the yellow leftward arrow.


⑶ Find the rule for the orange downward arrow.


⑷ Find the rule for the blue upward arrow.


4. Missing numbers 43
   41   42   43   44   45   46   47   48   49   50   51