Question

1.6×1/4+2.4×25%能简便要简便计算脱式计算

1.6×1/4+2.4×25%能简便要简便计算脱式计算

Answer 1

1.6×1/4+2.4×25%
=0.25×（1.6+2.4）
=0.25×4
=1

Answer 2

1

Answer 3

1.6×1/4+2.4×25%
=1.6x0.25+2.4x0.25
=（1.6+2.4）x0.25
=4x0.25
=1