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  • Mastery Learning Systems
    Mastery Learning Systems
    707.462.9307
    532 N School St, 95482-3910  Ukiah

    532: Sharing Big Numbers, 350 pages - $59.95 Special arrays, money graphics, and number lines provide a brief review of place value, addition and subtraction with regrouping, and basic multiplication and division, followed by a conceptual introduction to long multiplication and division. Rounding a…