应用题,要综合计算,蟹蟹~

2025-02-25 05:31:47
推荐回答(2个)
回答1:

(34*82.5-21*85)/13
(2805-1782)/13
1020/13
=78.5

回答2:

⑴92×3+294=370
⑵93×2+95×3=471
⑶180×3÷2=270