Respuesta :

mathstudent55

Answer:

1. 21/22

2. -37/12

3. 109/60

4. 5/12

5. 24/7

Step-by-step explanation:

1.

12/11 ÷ 8/7 =

= 12/11 * 7/8

= 84/88

= 21/22

2.

11/12 - 8/2 =

= 11/12 - 48/12

= -37/12

3.

12/5 - 7/12 =

= 144/60 - 35/60

= 109/60

4.

4/12 ÷ 8/10 =

= 1/3 ÷ 4/5

= 1/3 * 5/4

= 5/12

5.

8/7 ÷ 3/9 =

= 8/7 ÷ 1/3

= 8/7 * 3/1

= 24/7

DᴀʀᴋPᴀʀᴀᴅᴏx

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Question : 1

  • [tex] \dfrac{12}{11 }\div \dfrac{8}{7} [/tex]

  • [tex] \dfrac{12}{11} \times \dfrac{7}{8} [/tex]
  • [tex] \dfrac{3 \times 7}{11 \times 2} [/tex]

  • [tex] \dfrac{21}{22} [/tex]

Question : 2

  • [tex] \dfrac{11}{12} - \dfrac{8}{2} [/tex]

  • [tex] \dfrac{11 - 48}{12} [/tex]

  • [tex] \dfrac{ - 37}{12} [/tex]

Question : 3

  • [tex] \dfrac{12}{5} - \dfrac{7}{12} [/tex]
  • [tex] \dfrac{144 - 35}{60} [/tex]

  • [tex] \dfrac{109}{60} [/tex]

Question : 4

  • [tex] \dfrac{4}{12} \div \dfrac{8}{10} [/tex]

  • [tex] \dfrac{4}{12} \times \dfrac{10}{8} [/tex]

  • [tex] \dfrac{10}{12 \times 2} [/tex]

  • [tex] \dfrac{5}{12} [/tex]

Question : 5

  • [tex] \dfrac{8}{7} \div \dfrac{3}{9} [/tex]

  • [tex] \dfrac{8}{7} \times \dfrac{9}{3} [/tex]

  • [tex] \dfrac{8}{7} \times 3[/tex]

  • [tex] \dfrac{24}{7} [/tex]

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