I'm having a hard time wrapping my head around what you mean. What do the original decrease instructions for the stockinette say? I assume you're trying to keep the 2x2 pattern intact while you decrease...?
*Dream Swatch in Madil Eden Bamboo
On the needles:
*Isabella from Spring Knitty
*Striped hoodie from Nursery Knits
*Tomato from Knitting Daily
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