Math Mammoth Subtraction 1
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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.
The first part of the book covers the concept of subtraction, the relationship between addition and subtraction, and the various meanings of subtraction. The latter part focuses on memorizing the basic addition and subtraction facts and on word problems.
The first part of the book covers the concept of subtraction, the relationship between addition and subtraction, and the various meanings of subtraction. The latter part focuses on memorizing the basic addition and subtraction facts and on word problems.
