Question

36.7－9.97 4.6×9.9 的简便计算怎么写?

Answer 1

4.6×9.9=4.6*（10-0.1）=4.6*10-4.6*0.1=46-0.46=45.54

36.7－9.97 =36.7-（10-0.03）=36.7-10+0.03=26.7+0.03=26.73