Maths Tables 1 to 20. Maths table 1 to 20 is the basis of arithmetic calculations that are most widely used in multiplication and division. Table 1 will produce the original number. Multiplication of any number with 1 results in the original number. For example, 1× 5 = 5, 1× 9 = 9 and so on. Students are suggested to learn tables from 1
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