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Please help me with this question check the attachments

Please help me with this question check the attachments-example-1
User Shamone
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1 Answer

1 vote


a) \: 17 - 3 (1)/(5)


17-(3* 5+1)/(5)

LCM=5


17-(16)/(5)


17* (5)/(5)-(16)/(5)


(85)/(5)-(16)/(5)


(69)/(5)


13 (4)/(5)


b) \: 2(1)/(5)+4(1)/(4)+(7)/(10)


6+(1)/(5)+(1)/(4)+(7)/(10)

LCM=20


6+(4)/(20)+(5)/(20)+(14)/(20)


6+(4)/(20)+(5)/(20)+(14)/(20)


6+(23)/(20)


6+1(3)/(20)


7(3)/(20)

User Xaqq
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