Asked by Harley
I am tring to figure out which of these numbers have neither 2 nor 5 as a factor?
1.125
2.251
3.512
4.215
1.125
2.251
3.512
4.215
Answers
Answered by
Ms. Sue
Any number multiplied by 2 will produce a number ending with an even digit. Examples: 2, 4, 6, 8, 16, 50, etc.
Any number multiplied by 5 will produce a number ending with either 0 or 5.
Examples: 5, 10, 25, 50, 95, etc.
Which of your choices ends with an odd number that is not 5?
Any number multiplied by 5 will produce a number ending with either 0 or 5.
Examples: 5, 10, 25, 50, 95, etc.
Which of your choices ends with an odd number that is not 5?
Answered by
Harley
thank you Ms.Sue:)
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