Practice Problems — Set 15
2.NBT.A.1 · Understand that the three digits of a three-digit number represent am…
Print and write your answers. Use diagrams to show thinking.
Warm-up
1. Talk through today's focus: Understand that the three digits of a three-digit number represent am… 2. Try one oral example together before writing. 3. Use the diagram to explain your thinking.
_See printable PDF for diagram._
Written practice
1. Write the value of the underlined digit in 285: ___ 2. 45 = ___ tens + ___ ones 3. Expanded form: 55 = ___ + ___ 4. Which is greater: 40 or 47? ___ 5. Write the numeral: 7 tens and 6 ones → ___ 6. Round 62 to the nearest ten: ___ 7. Explain your thinking for set 15 in one sentence. 8. Create your own problem for 2.NBT.A.1.
___________________________ ___________________________ ___________________________ ___________________________
More written practice
1. Apply Understand that the three digits of a three-digit number represent am… (item 9, set 15): show your work. ___ 2. Apply Understand that the three digits of a three-digit number represent am… (item 10, set 15): show your work. ___ 3. Apply Understand that the three digits of a three-digit number represent am… (item 11, set 15): show your work. ___ 4. Apply Understand that the three digits of a three-digit number represent am… (item 12, set 15): show your work. ___ 5. Apply Understand that the three digits of a three-digit number represent am… (item 13, set 15): show your work. ___ 6. Apply Understand that the three digits of a three-digit number represent am… (item 14, set 15): show your work. ___
___________________________ ___________________________ ___________________________ ___________________________ ___________________________
Patterns and rules
1. Each place is ten times the place to its right. 2. Compare from the largest place first. 3. Expanded form shows the value of each digit.
_See printable PDF for diagram._
___________________________ ___________________________ ___________________________ ___________________________
Parent tip: Use base-ten blocks or place-value charts