问题
解答题
|
答案
①840÷24+25
=35+25,
=60;
②14.4÷8÷0.125
=14.4÷(8×0.125),
=14.4÷1,
=14.4;
③26.5÷(1.65+0.85)
=26.5÷2.5,
=10.6;
④
-7 8
+5 12 1 6
=
+11 24
,1 6
=
;5 8
⑤48×(
-11 12
+3 4
)1 6
=48×
-48×11 12
+48×3 4
,1 6
=44-36+8,
=16;
⑥
÷[1-(1 5
+1 5
)].1 7
=
÷[1-1 5
],12 35
=
÷1 5
,23 35
=
.7 23