EJERCICIO. POR FAVOR É URGENTE PRESCISO MUITO DAS CONTAS DAS QUESTOES Simplificar: 1) 3 ¼ + 5 ¾ R= 9 2) 5 4/5 + 6 2/5 + 8 3/5 R= 20 4/5 3) 7 9/55 + 8 13/44 R= 15 101/220 4) 6 1/11 + 7 5/11 + 8 2/11 + 4 3/11 R= 26 5) 3 1/160 + 2 1/45 + 4 7/60 + 1 1/800 R= 10 527/3600

Respuestas

Respuesta dada por: anahypa
2

Respuesta:

Explicación paso a paso:

1)3 ¼ + 5 ¾

13/4+23/4

(13+23)/4

36/4

9

2) 5 4/5 + 6 2/5 + 8 3/5

29/5+32/5+43/5

(29+32+43)/5

104/5

20 enteros 4/5

3) 7 9/55 + 8 13/44

394/55+365/44

(394+365)/44

759/44

17 enteros 11/44

4) 6 1/11 + 7 5/11 + 8 2/11 + 4 3/11

67/11+82/11+90/11+47/11

(67+82+90+47)/11

286/11

26

5) 3 1/160 + 2 1/45 + 4 7/60 + 1 1/800

481/160+91/45+247/60+801/800 MCM

[(45)481+160(91)+120(247)+9(801)]/7200

73054/7200

10 enteros 1054/7200

Adjuntos:

darkbitfx: muito obrigado de verdade vc me ajudou muito
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