Abacus & Mental Math Level System Chart

• Abacus testing should be under 7 minutes and allowed 3 mistakes out of 15.
• Mental Math begins at Abacus 1st Dan Addition/Subtraction Black level.
• Make Numbers event begins at Mental Math 1st Dan Addition/Subtraction Black level.
• Testing time for Mental Math may vary but the minimum score remains the same.

Achievement Chart & Stickers Display