17 × 27+170 × 5 + 17 × 23

2025-03-21 15:58:46
推荐回答(1个)
回答(1):

17 × 27+170 × 5 + 17 × 23
=17x27+17x50+17x23
=17x(27+50+23)
=17x100
=1700