Math Mammoth Place Value 1 Worktext
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A self-teaching math worktext for grade 1. It includes both the instruction (written directly to the student) and a variety of exercises and word problems in the same book.
This book introduces the concept of place value with two-digit numbers. The initial lessons that introduce tens and ones use a 100-bead abacus extensively.
This book introduces the concept of place value with two-digit numbers. The initial lessons that introduce tens and ones use a 100-bead abacus extensively.
