题目内容
24.6×4.6+24.6×4.4+24.6用简便方法计算应该是（ ）
| A．24.6×（4.6+4.4）+24.6 | B．24.6×（4.6+4.4+1） |
| C．24.6×（4.6+4.4） |
24.6×4.6+24.6×4.4+24.6，
=24.6×4.6+24.6×4.4+24.6×1，
=24.6×（4.6+4.4+1）．
故选：B．
=24.6×4.6+24.6×4.4+24.6×1，
=24.6×（4.6+4.4+1）．
故选：B．
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