Practice Problems — Set 7
1.NBT.C.4 · Add within 100, including adding a two-digit number and a one-digit n…
Print and write your answers. Use diagrams to show thinking.
Warm-up
1. Write the value of the underlined digit in 208: ___ 2. 38 = ___ tens + ___ ones 3. Expanded form: 48 = ___ + ___
_See printable PDF for diagram._
Written practice
1. Write the value of the underlined digit in 197: ___ 2. 37 = ___ tens + ___ ones 3. Expanded form: 47 = ___ + ___ 4. Which is greater: 32 or 39? ___ 5. Write the numeral: 6 tens and 4 ones → ___ 6. Round 54 to the nearest ten: ___ 7. Write the value of the underlined digit in 230: ___ 8. 40 = ___ tens + ___ ones
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More written practice
1. Expanded form: 50 = ___ + ___ 2. Which is greater: 35 or 42? ___ 3. Write the numeral: 6 tens and 7 ones → ___ 4. Round 57 to the nearest ten: ___ 5. Write the value of the underlined digit in 263: ___ 6. 43 = ___ tens + ___ ones
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Patterns and rules
1. Write the value of the underlined digit in 384: ___ 2. 54 = ___ tens + ___ ones 3. Expanded form: 64 = ___ + ___
_See printable PDF for diagram._
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Parent tip: Use base-ten blocks or place-value charts