Answer:
1) 16 - 6 × (44 + 51 ) +76 -160
16 - 6 × 95 + 76 - 160
16 - 570 + 76 - 160
16 - 494 - 160
-638
2) 44 + 70 ÷ 2 × (49 + 51) × 2 × 0 + 1
44 + 70 ÷ 2 × 100 × 2 × 0 + 1
44 + 35 × 100 × 2 × 0 + 1
44 + 0 + 1
45
3) 4 + 20 × 7 - 66 × (44 + 51) × 0 + 4
4 + 20 × 7 - 66 × 95 × 0 + 4
4 + 140 - 6270 × 0 + 4
4 + 140 - 0 + 4
4 + 140 + 4
148
5) 69445 ÷ 70
992.0714
992.1
Explanation: