Respuesta :

Angy15
21/3

How many times does 3 go into 21?
3x6=18...... 3x7=21

21/3=7
3 times ? goes into 21
Make a list of the factors of 3
3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60
count how many jumps it takes to get to 21
that is your answer
=7
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