R-Controlled Vowels Decodable Word Problem Worksheet — Subtraction Within 20 — #54

R-Controlled Vowels word problem #54. Students decode r-controlled vowel (ar, or, er, ir, ur) words, plan their work in the organizer boxes, then model the math on the 0–20 number line and ten-frame. Aligned to K–2 add/sub word problem standards; works well as differentiated practice across grade levels.