which of the following is not multiple of 20
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From a multiplication fact, we better understand what multiples are. We know that 4 × 20 = 80. This implies 80 is the 4th multiple of 20. Multiples of 20 are obtained basically by adding 20 as many times to get the answer you want. For example, 20 + 20 = 40 or 2 × 20 = 40.
First five multiples of 20: 20, 40, 60, 80 and 100
Prime Factorization of 20: 20 = 2 × 2 × 5
Let us explore more about the multiples of 20 and its properties.
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