540÷45x(65+35)的简便计算 谢谢
540÷45x(65+35)的简便计算 谢谢
540÷45x(65+35)
=540÷9÷5X100
=60÷5X100
=12X100
=1200
540 45x(63十37)简便计算
540 45x(63十37)简便计算
=540+45x100
=540+4500
=5040
0 ·65+0·35x1.2的简便计算,谢谢
=0.65+0.42=1.07
45X(0.23+5.4)简便计演算法
45X(0.23+5.4)简便计演算法
=45×0.23+45×5.4
=45×0.2+45×0.03+45×5+45×0.4
=9+1.35+225+18
=253.35
45x(o.23十5.4)怎样简便计算
45x(o.23十5.4)
=45×(5+0.6+0.03)
=225+27+1.35
=253.35
35+40+45+50+55+60+65的简便计算
35+40+45+50+55+60+65
=(35+65)+(40+60)+(45+55)+50
=100×3+50
=300+50
=350
14乘以65+35乘以14用简便计算怎么写
原式
=14x65+35x14
=14x(65+35)
=14x100
=1400
供参考。
简便计算55x65 65x45
原式
=55x65+65x45
=(55+45)x65
=100x65
=6500
供参考。
24x18-54045的简便计算
24x18-54045
=24x18-540(9×5)
=24x18-540÷9÷5
=24x18-60÷5
=12x2x18-12
=12x36-12
=12x(36-1)
=12x35
=420
35x39+65x39=的简便计算
35x39+65x39
=(35+65)×39
=100×39
=3900
2024-11-19 广告