Lattice-Multiplication--Loudoun-County-Public-Schools-Overview格的乘法-劳登郡公立学校概况课件.ppt

1、So You Want To LearnLattice Multiplication?43 x 92 4 392 4 92273 39227364 4 922736063 392273606084 4 39227360608 4 39227360608 6 4 39227360608 651 4 39227360608 6591 4 39227360608 6593 4 39227360608 659343 x 92=3,95668 x 79Another example 6 879 879426 87942546 6 795684524 6 79564272854 6 87956427254

2、 6 87956427254 2 6 87956427254 2 71 6 87956427254 2 7131 6 87956427254 2 7315 6 87956427254 2 73568 x 79=5,372510 x 46A harder example 54610 5461020 546102004 54610200400 5461020040000 546102004000006 54610200400000630 54610200400000630 546102004000006300 5461020040000063006 54610200400000630064 546102004000006300643 5461020040000063006432 5461020040000063006432510 x 46=23,460357 x 8Can you do this?3857385724405638572440566582357 x 8=2,856Try this one!21 x 94 2 194 2 19409180408 2 19409180408 4791121 x 94 =1,974谢谢你的阅读v知识就是财富v丰富你的人生55谢谢！谢谢！