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1
Standard Yarn Weight System
Yarn Type (US)
Ply (UK, NZ, AU)
m/100g
Wraps Per Inch (WPI)
2
0 or Lace
Thread, Cobweb and Lace
1 - 3 ply
600-800
18+ wpi
3
1 or Superfine
Fingering
4 ply
400-480
14 wpi
4
2 or Fine
Sport
5 ply
300-400
12 wpi
5
3 or Light
DK
8 ply
240-300
11 wpi
6
4 or Medium
Worsted
10 ply
120-240
9 wpi
7
5 or Bulky
Bulky
12 ply
100-130
7 wpi

Questions and formulas:
Question: Name the ply (uk, nz, au) for fingering 
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Fingering"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,B2:B7="Fingering"),3))
Level: medium
Question: Name the wraps per inch for 120-240
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="120-240"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,D2:D7="120-240"),5))
Level: medium
Question: Name the ply uk, nz, au for wraps per inch 7 wpi
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="7 wpi"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,E2:E7="7 wpi"),3))
Level: medium
Question: Name the yarn type for standard yarn weight system for 3 or light
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="3 or Light"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="3 or Light"),2))
Level: medium
Question: Name the standard yarn weight system for 7 wpi
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="7 wpi"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,E2:E7="7 wpi"),1))
Level: medium
Question: Name the standard yarn weight system for 9 wpi
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="9 wpi"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,E2:E7="9 wpi"),1))
Level: medium