add, the symbol is - (minus), subtract, x, multiply, to separate into parts, divide, a numeral from 0 to 9, digit, to find an answer, solve, from one side to the other, horizontal, from top to bottom or upright, vertical, numbers that end in 1, 3, 5, 7, or 9, odd, numbers that end in 0, 2, 4, 6, or 8, even, equal sign, number sentence with an equal sign, equation

Basic Math Operations

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