Question

【题目】直接写得数．

0.99+1.8= 1.5×0.4= 0÷4.86= 0.84÷2=

2.5﹣0.05= 0.72÷0.9= 2.4÷0.06= 0.8×1.25=

0.3×0.3= 10×0.07= 0.05×7= 0.2×0.26=

Answer 1

【答案】2.79,0.6,0,0.42,2.45,0.8,40,1,0.09,0.7,0.35,0.052

【解析】

试题分析：根据小数的加、减、乘、除法的计算方法进行计算即可．

解：0.99+1.8=2.79 1.5×0.4=0.6 0÷4.86=0 0.84÷2=0.42

2.5﹣0.05=2.45 0.72÷0.9=0.8 2.4÷0.06=40 0.8×1.25=1

0.3×0.3=0.09 10×0.07=0.7 0.05×7=0.35 0.2×0.26=0.052．