Place Value to 1,000 with Base 10 Discs 2-76
Encourage Base 10 thinking by decomposing numbers into expanded form. Use non-proportional Base 10 discs and ten frames to model quantities and place values concretely. What's 618? 6 hundreds, 1 ten, and 8 ones. Use "nicknames" to emphasize each digit's quantity and place value. "Six hundred, one ten, eight."
