Adding And Subtracting...
Addition is the "putting together" of two groups of object and finding how many in all. It is denoted by β€œ+”. The answer of an addition problem is called the sum. Subtraction tells "how many are left" or "how many more of less.β€œIt is denoted by β€œ-”
Date Uploaded: October 27, 2020
Grade Level: Basic 4
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