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# What is a number sentence?

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A number sentence is an equation or an inequality which is written with numbers and symbols rather than words. The term is most often used in the early grades when students are learning addition, subtraction, multiplication and division.

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Common symbols used in number sentences include: +, -, x, / or ÷, =, < and >. The last two, the "less than" and "greater than" signs are used in inequalities, where one side is not equal to the other. Students working on number sentences often have one number place of the sentence as an unknown to teach them how to do various computations necessary for solving equations. An example of a number sentence is 5 + 4 = 9.

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## Related Questions

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Negative numbers are real numbers. The set of real numbers includes all the numbers that can be shown on a number line including both positive and negative numbers.

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In math, zero is considered to be an even number. In order to be even, a number must be able to be divided exactly by two. Zero qualifies because zero divided by two equals zero.

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The significance of the number 23 is mostly created by pop culture, although speculation about its mystical importance has existed for centuries. The 2007 mystery-thriller film called "The Number 23" starring Jim Carrey was created in recognition of the number's meaning, according to /Film.