《2025年口算训练六年级数学上册人教版双色升级版》

$7×0.5= $
$54×0.2= $
$70×0.8= $
$8×0.06= $
$6×0.9= $
$1.4×0.3= $
$36×0.5= $
$9×0.01= $
$2×0.03= $
$1.7×0.9= $
$4×0.08= $
$50×0.2= $
$3.78×0= $
$60×0.5= $
$0.27×3= $
$2.5×0.4= $
$16×0.2= $
$5×0.9= $
$6×0.07= $
$0.24×3= $
$90×0.7= $

答案： 解析：这些题目都是基础的小数乘法口算题。主要考察小数乘法的计算方法和结果准确性。
答案：
$7 × 0.5 = 3.5$
$54 × 0.2 = 10.8$
$70 × 0.8 = 56$
$8 × 0.06 = 0.48$
$6 × 0.9 = 5.4$
$1.4 × 0.3 = 0.42$
$36 × 0.5 = 18$
$9 × 0.01 = 0.09$
$2 × 0.03 = 0.06$
$1.7 × 0.9 = 1.53$
$4 × 0.08 = 0.32$
$50 × 0.2 = 10$
$3.78 × 0 = 0$
$60 × 0.5 = 30$
$0.27 × 3 = 0.81$
$2.5 × 0.4 = 1$
$16 × 0.2 = 3.2$
$5 × 0.9 = 4.5$
$6 × 0.07 = 0.42$
$0.24 × 3 = 0.72$
$90 × 0.7 = 63$

$4×0.6= $
$1.2×0.07= $
$19×0.5= $
$3.5×0.2= $
$7×0.06= $
$2.7×0.3= $
$12×0.5= $
$43×0.2= $
$1.5×0.06= $
$1×0.69= $
$2×4.8= $
$0.49×1= $
$1×0.35= $
$2.4×0.3= $
$2×4.2= $
$3×0.7= $
$9×0.6= $
$2.8×0.5= $
$4×0.09= $
$4.5×6= $
$2.6×0.05= $

答案： 解析：这些题目都是基础的小数乘法口算题，主要考察小数乘法的计算能力和结果精确性。我们直接进行口算即可。
答案：
$4 × 0.6 = 2.4$
$1.2 × 0.07 = 0.084$
$19 × 0.5 = 9.5$
$3.5 × 0.2 = 0.7$
$7 × 0.06 = 0.42$
$2.7 × 0.3 = 0.81$
$12 × 0.5 = 6$
$43 × 0.2 = 8.6$
$1.5 × 0.06 = 0.09$
$1 × 0.69 = 0.69$
$2 × 4.8 = 9.6$
$0.49 × 1 = 0.49$
$1 × 0.35 = 0.35$
$2.4 × 0.3 = 0.72$
$2 × 4.2 = 8.4$
$3 × 0.7 = 2.1$
$9 × 0.6 = 5.4$
$2.8 × 0.5 = 1.4$
$4 × 0.09 = 0.36$
$4.5 × 6 = 27$
$2.6 × 0.05 = 0.13$

$1.7×6= $10.2
$0.4×0.9= $0.36
$0.52÷0.52= $1
$4÷0.8= $5
$1.6×0.5= $0.8
$7.5÷0.5= $15
$0.98÷0.14= $7
$0.18×0.5= $0.09
$3.27×0= $0
$8÷10= $0.8
$4.9÷0.49= $10
$7.3÷10= $0.73
$0.15×9= $1.35
$7.3×0.1= $0.73
$2÷0.5= $4
$4.2×0.1= $0.42
$7.5÷5= $1.5
$2.2×5= $11
$2.2÷5= $0.44
$1.8÷0.2= $9
$6÷0.4= $15

答案： 解析：
这些问题都是基础的数学运算，包括乘法和除法。
我们将直接计算每个表达式的结果。
答案：
$1.7 × 6 = 10.2$；
$0.4 × 0.9 = 0.36$；
$0.52 ÷ 0.52 = 1$；
$4 ÷ 0.8 = 5$；
$1.6 × 0.5 = 0.8$；
$7.5 ÷ 0.5 = 15$；
$0.98 ÷ 0.14 = 7$；
$0.18 × 0.5 = 0.09$；
$3.27 × 0 = 0$；
$8 ÷ 10 = 0.8$；
$4.9 ÷ 0.49 = 10$；
$7.3 ÷ 10 = 0.73$；
$0.15 × 9 = 1.35$；
$7.3 × 0.1 = 0.73$；
$2 ÷ 0.5 = 4$；
$4.2 × 0.1 = 0.42$；
$7.5 ÷ 5 = 1.5$；
$2.2 × 5 = 11$；
$2.2 ÷ 5 = 0.44$；
$1.8 ÷ 0.2 = 9$；
$6 ÷ 0.4 = 15$。