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Owl Mystery Picture: To 20, no crossing ten

Solve 74 problems (To 20, no crossing ten, numbers 1–20) and color the matching squares to reveal the Owl. The worksheet and answer key download together.

equations
74
Largest number
20
Size
M

A round brown owl with big yellow eyes, an orange beak and little ear tufts. The large eyes appear early, so children quickly guess who is watching them.

Numbers go up to 20, but no problem bridges ten. Additions like 12 + 5, 14 + 3 or 11 + 6 keep the ones under 10, and subtractions like 17 − 4 or 19 − 6 never need to break into the ten. Answers that land exactly on a ten are allowed, so 7 + 3 = 10 and 13 + 7 = 20 appear, while 8 + 5 or 13 − 5 do not. The idea to take away is that 15 + 3 works just like 5 + 3 with a ten in front.

Within 20 Without Regrouping: Math Mystery PicturesOwl Math Mystery Picture Worksheet

What to practice