Review — Difficulty 4/10

K.NBT.A.1 · Teen numbers as 10 and ones

Review skills for this standard. Write answers where shown.

Together with a parent

1. 17 = 10 + ___ 2. Draw 16 as one ten and ones. 3. Write the teen number: ten and 4 ones → ___

Written review

1. 10 = 10 + ___ 2. Draw 18 as one ten and ones. 3. Write the teen number: ten and 6 ones → ___ 4. Decompose 12: ___ + ___ 5. Which shows 17? (A) 10+6 (B) 10+7 (C) 7+10 — write the letter: ___ 6. Write numerals 11–14 in order. ___

_See printable PDF for diagram._

___________________________ ___________________________ ___________________________ ___________________________ ___________________________

Skills checklist

• [ ] Models any teen number 11–19
• [ ] Writes 10 + ones equation
• [ ] Explains in words

___________________________ ___________________________ ___________________________ ___________________________