Diphthongs Decodable Word Problem Worksheet — Addition Within 20 — #19

Decodable word problem #19 from the Diphthongs add/sub practice set. Students read diphthong (oi, oy, ou, ow) sentences, then work the problem using the number line, ten-frame, equation box, and part-part-whole organizer. Builds addition fluency within 20 and reinforces diphthong (oi, oy, ou, ow) decoding in the same activity.