简便运算:38.3*7.6+11*9.04+427*0.24
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 23:22:26
![简便运算:38.3*7.6+11*9.04+427*0.24](/uploads/image/z/1272399-15-9.jpg?t=%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%EF%BC%9A38.3%2A7.6%2B11%2A9.04%2B427%2A0.24)
简便运算:38.3*7.6+11*9.04+427*0.24
简便运算:38.3*7.6+11*9.04+427*0.24
简便运算:38.3*7.6+11*9.04+427*0.24
38.3*7.6+1.1*90.4+42.7*2.4
=38.3*7.6+1.1*90.4+38.3*2.4+4.4*2.4
=38.3*(7.6+2.4)+1.1*90.4+1.1*4*2.4
=38.3*10+1.1*(90.4+9.6)
=383+1100
=1483