46乘87加46乘13的简便计算
46乘87加46乘13的简便计算
46×87+46×13
=46×(87+13)
=46×100
=4600
46乘17加3乘46简便计算
46×17+3×46
=46×(17+3)
=46×20
=920
46乘54加54乘46的简便计算
46=(50-4),54=(50+4)∴46*54=(50-4)*(50+4)=50^2-4^2=2500-16=2484
46乘38加46乘12怎么简便计算?
46×38+46×12
=46×(38+12)
=46×50
=2300
460乘57加430乘46简便计算
解: 460*57+430*46
=460*57+43*460
=460*(57+43)
=460*100
=46000
2.6乘4.6加0.26乘46简便计算
2.6×4.6+0.26×46
=4.6×(2.6+2.6)
=4.6×5.2
=4.6×(5+0.2)
=23+0.92
=23.92
简便计算 333乘46加999乘18
=333×46+333×3×18
=333×46+333×54
=333×(46+54)
=333×100
=33300
54乘98加46乘98简便计算
54×98+46×98
=(54+46)×98
=100×98
=9800
460乘23加46乘770简便计算
460乘23加46乘770简便计算
460x23+46x770
=46x230+46x770
=46x(230+770)
=46x1000
=46000
46乘198加92简便计算
46乘198加92
=46×2×99+92
=92×99+92
=92×(99+1)
=92×100
=9200