Lace up your boots, climber! Scale the place value mountain by reading big numbers, comparing them, and rounding to the summit.
Pick Your Climb:
Basecamp
Numbers to 10,000: digit values, places & expanded form
The 4 in 3,426 = 400
Ridge
To 100,000: compare, 10× relationships & rounding
52,418 ___ 52,481
Summit
To 1,000,000: round to any place, expanded & word form
Round 748,621 to nearest 10,000
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