Question

【题目】5.43+1.47= 5﹣3.28= 0.46÷4.6= 4×0.25=

3÷0.3= 4.5×0.4= 0.63÷0.7= 1.8×0.4=

9.58×101﹣9.58= 85÷（1﹣0.9）=

Answer 1

【答案】6.9,1.72,0.1,1,10,1.8,0.9,0.72,958,850

【解析】

试题分析：据小数乘除法、加减法的运算法则及小数四则混合运算法则计算即可．

解：5.43+1.47=6.9 5﹣3.28=1.72 0.46÷4.6=0.1 4×0.25=1

3÷0.3=10 4.5×0.4=1.8 0.63÷0.7=0.9 1.8×0.4=0.72

9.58×101﹣9.58=958 85÷（1﹣0.9）=850