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三位数乘一位数100道

三位数乘一位数的乘法练习 717 X 3 = 653 X 2 = 682 X 2 = 907 X 9 = 75 X 2 = 364 X 2 = 453 X 9 = 161 X 9 = 178 X 8 = 686 X 3 = 873 X 3 = 657 X 6 = 119 X 6 = 448 X 7 = 416 X 7 = 671 X 6 = 380 X 4 = 998 X 2 = 198 X 9 = 244 X 4 = 334 X 5 =

1x100 2x100 3x100 4x100 5x100以此类推

158*3

主要对齐位数 然后计算准确即可 举例子:234 * 7 = 1638

100*3250*9365*8596*7897*4269*5562*1695*2589*6459*8893*5289*3 128*7 487*4 253*5666*6 778*9 548*1 421*8782*5 120*6 221*3 156*2158*4 748*1 214*6 111*6121*2 777*1 555*3 999*1778*4 132*4 900*3 100*4259*8365*9698*8589*5426*8

1) 393*1=393 2) 2*382= 764 3) 671*3=2013 4) 878*8=7024 5) 6*777=46626) 2*938=1876 7) 810*5=4050 8) 301*1=301 9) 478*9=4302 10) 9*810=729011) 1*739=739 12) 8*831=6648 13) 9*230=2070 14) 998*3=2994 15) 6*115=69016) 412*5=

300x1=300300x2=600300x3=900310x1=310100x1=100100x2=200

789*9等于7001

三位数乘一位数 竖式给你举例子:123 * 4 = 492111 * 7 = 777456 * 2 = 912798 * 7 = 5586817 * 5 = 4085 竖式见图:

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