Question

Boa noite , alguem me ajuda pfvv preciso urgente

Answer 1

Resposta:

Explicação passo a passo:

2/5+3/7=

14/35+15/35=

29/35

7/4-1/6=

21/12-2/12=

19/12

2/5x4/3=

8/15

5/9:2/7=

5/9.7/2=

35/18

-3/7+8/3=

-9/21+56/21=

47/21

-2/3-1/6=

-4/6-1/6=

-5/6

2

17,501+5,5-4,006=

23,001-4,006=

18,995

(0,9:0,03)+54-15,08=

30+54-15,08=

84-15,08=

68,92

4/5.(3+0,4)-3,21=

4/5.3,4-3,21=

0,8.3,4-3,21=

2,72-3,21=

-0,49

2+8-3-5+15=

10-3-5+15=

7-5+15=

2+15=

17

(3,2:100)+(1,43.10)=

0,032+14,3=

14,332

(-5+8).(-15:3)=

3.(-5)=

-15