(保留两位小数)
0.25×1.06≈
0.76×1.12≈
1.78×0.24≈
0.56×1.07≈
32×0.2= 0.25×0.8= 4÷0.4= 0.63÷0.7=
56×0.99 0.79×0.52 5.61÷7.03 632÷6.98
= 9.8+2.8= = 75×10%=
= = = 6.3÷0.1=
59×9.9≈ 803-207≈