问题
解答题
1735+4500÷18×15 3.8×4.5÷(3.2-2.95) (
(
|
答案
(1)1735+4500÷18×15
=1735+250×15,
=1735+3750,
=5485;
(2)3.8×4.5÷(3.2-2.95)
=3.8×4.5÷0.25,
=17.1÷0.25,
=68.4;
(3)
×9.4+7 10
×30%8 5
=0.7×9.4+1.6×0.3,
=6.58+0.48,
=7.06;
(4)(
+1 15
)×15×172 17
=
×15×17+1 15
×15×17,2 17
=17+30,
=47.