Everyone knows how to count:

1   2   3   4   5   6   7   8   9   10

     But...  sometimes if you want to count to larger numbers you  can
Skip Count.

You can skip count by 25s.

What number is missing?

25  50   75     125   150       100 Answer

200  225   250     300           275 Answer

625  650      700 725            675 Answer

You can skip count by 50s.

What number is missing?

50  100   150     250   300   200 Answer

250  300     400   450           350 Answer

600  650      750 800            700 Answer

You can skip count by 100s.

What number is missing?

100   200     400   500           300 Answer

300  400   500     700           600 Answer

600      800 900 1,000         700 Answer