Question

口算 5×0.9=	0.42÷7=	0.4÷8=	3.9×0=
86÷0.1=	30×0.05=	20+12.3=	54÷0.9=
6.3÷0.7=	9.54+0.46=	10-0.1=	1.5-0.01=
0.8×6=	3.8×0.5=	45÷0.45=	1.3+0.7=
1 5 + 2 5 =	1 9 + 5 9 =	1- 3 26 =	1 3 - 1 4 =

Answer 1

5×0.9=4.5	0.42÷7=0.06	0.4÷8=0.05	3.9×0=0
86÷0.1=860	30×0.05=1.5	20+12.3=32.3	54÷0.9=60
6.3÷0.7=9	9.54+0.46=10	10-0.1=9.9	1.5-0.01=1.49
0.8×6=4.8	3.8×0.5=1.9	45÷0.45=100	1.3+0.7=2
1 5 + 2 5 = 3 5	1 9 + 5 9 = 2 3	1- 3 26 = 23 26	1 3 - 1 4 = 1 12