Numeracy: Building Whole Number Fluency
WCA 4724 Grades 2 and Up
4724 Numeracy: Whole Numbers
2.OA.2 Fluently add and subtract within 20 using mental strategies.
3.OA.4 Determine the unknown whole number in a multiplication or division equation.
3.OA.7 Fluently multiply and divide within 100, using different strategies.
4.OA.3 Solve multi step problems with whole numbers using all four operations. Assess the reasonableness of answers using mental computation.