Review — Difficulty 9/10
1.NBT.C.4 · Add within 100, including adding a two-digit number and a one-digit n…
Review skills for this standard. Write answers where shown.
Together with a parent
1. Discuss: Add within 100, including adding a two-digit number and a one-digit number, and … 2. What was easy? What was tricky? 3. Use the diagram to model one example.
Written review
1. Write the value of the underlined digit in 274: ___ 2. 44 = ___ tens + ___ ones 3. Expanded form: 54 = ___ + ___ 4. Which is greater: 39 or 46? ___ 5. Write the numeral: 6 tens and 5 ones → ___ 6. Round 61 to the nearest ten: ___
_See printable PDF for diagram._
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Skills checklist
- [ ] Identifies value of each digit
- [ ] Writes expanded form
- [ ] Reads and writes numbers in standard form
- [ ] Explains Add within 100, including adding a two-digit number and a one-digit n… without prompts
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