Question

Ajutor Calculează respectând ordinea efectuării operațiilor
a)770÷10:11×(72:6-36÷12
b) 2[409-90÷(7-2)]-6

Answer 1

a)77:11×(12-3)

7×9

63

b)2×(409-90÷5)-6

2×(409-18)

2×391

782

Answer 2

a)

770/10/11*(72/6-36/12)=

1. 72/6=12

2.36/12=3

3. 12-3=9

4. 770/10=77

5. 77/11=7

6. 7*9=63

b) 2(409-90/(7-2))-6=

1. 7-2=5

2. 90/5= 18

3.  409-18=391

4. 2*391= 782

5. 782-6= 776