300道五年级小数口算题.
问题描述:
300道五年级小数口算题.
答
哎呀,楼主,还是老老实实去买本五年级口算练习题吧,才10来块钱。在网上买,更便宜,或者自己去书城,不要那么懒,等着别人给你答案!!
答
这么多,谁高兴一个一个慢慢打啊?
答
(1)6.7 × 10 =
(2)8.7 × 40 =
(3)1.2 × 50 =
(4)4.9 × 500 =
(5)5.7 × 50 =
(6)8.5 × 20 =
(7)0.8 × 60 =
(8)1.7 × 60 =
(9)8.2 × 500 =
(10)5 × 60 =
(11)5.7 × 90 =
(12)6.3 × 200 =
(13)0.3 × 50 =
(14)5.3 × 400 =
(15)9.9 × 80 =
答
67