Uses of two color counters

Note that any activity that can be done with two color counters can also be done with the unit blocks of algebra manipulatives. Two color counters are most similar to algebra tiles, because for both, color denotes sign (positive or negative). NRICH also provides some activities involving counters.

• Simple repeating patterns (RRYRRY..., etc.)
  • At this time, Feb 7, 2022, no YouTube videos exist on this topic.
• Equivalent fractions
  • Equivalent fractions using two color counters
• Add whole numbers
  • Add within 5 using two color counters
• Add integers
  • Add integers using two color counters
• Subtract integers
  • Subtract integers using two color counters
• Representing fractions
  • Represent a fraction using two color counters
• Multiplying fractions by whole numbers, getting a mixed number
  • Multiply a fraction by a whole number, getting a mixed number, using two color counters
• Converting between mixed numbers and improper fractions
  • Converting between mixed numbers and improper fractions using two color counters
• Find the GCD of two or more whole numbers
  • Find the GCD of two or more whole numbers using counters
• Find all the factors of a whole number
  • Find all the factors of a whole number using counters