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Calculating frame - Abacus 100 balls red / blue
Calculating frame - Abacus 100 balls red / blue
Calculating frame - Abacus 100 balls red / blue

Calculating frame - Abacus 100 balls red / blue

Vendor
Wissner aktiv lernen
Regular price
$18.00
Sale price
$18.00

Hundreds arithmetic frame made of natural material RE-Wood® with 100 balls.
The red and blue balls are arranged in a structure of 5.

  • Addition - adding with and without passing tens
  • Multiplication - multiply
  • division - dividing - distributing
  • Comparison of numbers (more-fewer)
  • Discovering relationships between numbers
  • Using technical terms (e.g., predecessor/successor, neighboring tens/neighboring hundreds, half/double of, multiple/divisor of) 
  • Emphasizing the 5's and 10's structure