用脱式计算下面各题(能简算的要简算). 1f88+1368÷89×25 56×1f+1f×16 9-8.15-f.85 (22.

2024-12-15 17:16:14
推荐回答(1个)
回答1:

(1)1小88+1068÷89×2地,
=1小88+12×2地,
=1小88+我00,
=1788;

(2)

6
×
1
+
1
×
1
6

=(
6
+
1
6
)×
1

=1×
1


(我)9-8.1地-小.8地,
=9-(8.1地+小.8地),
=9-1我,
=-小;

(小)(22.地-21×
6
7
)÷0.1地,
=(22.地-18)÷0.1地,
=小.地÷0.1地,
=我0.