Question

Vă rog ajutațimăăă dau coroniță!!✏✔

Answer 1

1. 170+(43‐34)+126=

170+9+126

179+126

305

2. 51‐(63‐9)+139=

51‐54+139

3. 2×17‐(45‐34)×(88:2‐41)

34-11×(44‐41)

34‐11×3

34‐33

1

4. (12+8‐5):5‐(6+4‐9+1)=

(20-5):5-(10‐9+1)

15:5-(1+1)

3‐2

1

5. 600‐(832-795)×15+94:2=

600-37×15+47

600-555+47

45+47

92