Question

calculeaza respectind ordinea operatiilor.

30:10+50:10=?
80:10+5×10=?
90:10+3×10=?

4×10-30:10=?
9×10-80:10=?
6×10-60:10=?​

Answer 1

Răspuns:

30:10+50:10=3+5=8

Explicație pas cu pas:

1. 80:10+5x10=8+50=85, 90:10+3x10=9+30=39, 4x10-30:10=40-3=37, 9x10-80:10=90-8=82, 6x10-60:10=60-6 =54

Answer 2

Explicație pas cu pas:

30:10+50:10=

3+50:10=

3+5=

8

80:10+5×10=

8+5×10=

8+50=

58

90:10+3×10=

9+3×10=

9+30=

39

4×10-30:10=

40-30:10=

40-3=

37

9×10-80:10=

90-80:10=

90-8=

82

6×10-60:10=

60-60:10=

60-6=

54