Question

1.Calculează :
8x9 – 4:2 – 2x9
100- 27+ 7x6 - 48:8 =
4x8 + 3x9 +20:10 =
100 – 8x5 – 6x5 – 7x3 +3 =
4 x 3 + 15 - 7 x 2 + 37 - 8 x 6 =
73 – 58 + 29 - 4 =
30 + 32 : 8 + 8 x 7 – 100: 10 =
89 + 64:8 x 7 – 28:7 x4 =
815 – 20:2:2=
50:10:5+90:9=​

Answer 1

Răspuns:

52,109,61,12,2,38,80,2700,810,11

Answer 2

8x9 – 4:2 – 2x9=288

100- 27+ 7x6 - 48:8 =54

4x8 + 3x9 +20:10 =33.5

100 – 8x5 – 6x5 – 7x3 +3 =6,792

4 x 3 + 15 - 7 x 2 + 37 - 8 x 6 =414

73 – 58 + 29 - 4 =40

30 + 32 : 8 + 8 x 7 – 100: 10 =1.025

89 + 64:8 x 7 – 28:7 x4 =60.5

815 – 20:2:2=198.75

50:10:5+90:9=​10.11111111111111