February+Umbrella =2 umbrellas +2 clouds

February = 1 umbrella +2 clouds (2 clouds = umbrella+month)

So February = 1 umbrella+1 umbrella+1 month.

65438+ October =2 umbrellas (2 clouds = 1 umbrella +65438+ October)

Two clouds = three umbrellas.

Change all the bottoms into umbrellas.

March =6 umbrellas =4 clouds

Weave a cloud, yes.