Answer:
3 7/10
Explanation:
take apart the number. now you have 3 and 0.7.
leave 3 alone. convert 0.7 to a fraction. 0.7=0.70= 70/100.
simplify 70/100. 70 divided by 10 and 100 divided by 10.
now you have 7/10
bring back the 3
then your answer is 3 7/10
:)
edit: I only saw 3.7 in the question