《2025年速算天地数学口算心算五年级上册苏教版》

速算 11
$0.4×0.22=$0.088
$1.4×0.5=$0.7
$0.7×0.8=$0.56
$0.4×0.23=$0.092
$0.38÷0.19=$2
$0.84÷0.06=$14
$7.5÷0.5=$15
$2.4÷0.8=$3
$4.7÷0.47=$10
$0.63÷0.7=$0.9
$0.2×0.66=$0.132
$5.2÷0.4=$13
$0.15×6=$0.9
$0.38×0.2=$0.076
$0.84÷1.2=$0.7
$0.16×0.6=$0.096
$0.45÷0.5=$0.9
$0.4×0.44=$0.176
$0.78÷0.78=$1
$0.84÷2.1=$0.4
$2.4÷0.06=$40
$0.68÷0.17=$4
$0.8×0.5=$0.4
$2.9×0.2=$0.58
$0.95÷1.9=$0.5
$0.42÷1.4=$0.3
$0.2×0.47=$0.094
$3.8÷0.19=$20
$0.84×0.1=$0.084
$0.23÷0.1=$2.3
$8.8÷0.4=$22
$0.4×0.45=$0.18
$6.3÷2=$3.15
$0.68÷0.4=$1.7
$1.8÷0.9=$2
$0.4×1.7=$0.68
$0.54÷0.3=$1.8
$0.42÷0.3=$1.4
$1÷0.01=$100
$0.48÷0.16=$3

答案： 解析：本题考查的是小数乘除法的口算能力。
答案：
$0.4 × 0.22 = 0.088$
$1.4 × 0.5 = 0.7$
$0.7 × 0.8 = 0.56$
$0.4 × 0.23 = 0.092$
$0.38 ÷ 0.19 = 2$
$0.84 ÷ 0.06 = 14$
$7.5 ÷ 0.5 = 15$
$2.4 ÷ 0.8 = 3$
$4.7 ÷ 0.47 = 10$
$0.63 ÷ 0.7 = 0.9$
$0.2 × 0.66 = 0.132$
$5.2 ÷ 0.4 = 13$
$0.15 × 6 = 0.9$
$0.38 × 0.2 = 0.076$
$0.84 ÷ 1.2 = 0.7$
$0.16 × 0.6 = 0.096$
$0.45 ÷ 0.5 = 0.9$
$0.4 × 0.44 = 0.176$
$0.78 ÷ 0.78 = 1$
$0.84 ÷ 2.1 = 0.4$
$2.4 ÷ 0.06 = 40$
$0.68 ÷ 0.17 = 4$
$0.8 × 0.5 = 0.4$
$2.9 × 0.2 = 0.58$
$0.95 ÷ 1.9 = 0.5$
$0.42 ÷ 1.4 = 0.3$
$0.2 × 0.47 = 0.094$
$3.8 ÷ 0.19 = 20$
$0.84 × 0.1 = 0.084$
$0.23 ÷ 0.1 = 2.3$
$8.8 ÷ 0.4 = 22$
$0.4 × 0.45 = 0.18$
$6.3 ÷ 2 = 3.15$
$0.68 ÷ 0.4 = 1.7$
$1.8 ÷ 0.9 = 2$
$0.4 × 1.7 = 0.68$
$0.54 ÷ 0.3 = 1.8$
$0.42 ÷ 0.3 = 1.4$
$1 ÷ 0.01 = 100$
$0.48 ÷ 0.16 = 3$