写出乘法算式。（1）4个6连加。&

写出乘法算式。:M/J6\7_7h5O:T

（1）4个6连加。7`6s+W5B×2q1e4_6^(I(g-m或(Z7b2D9W;h:U7g/f×/u'O(M(p(s;e2?;^1A9v9T2F)G2e6X,~:M/J6\7_7h5O:T

（2）4个3连加。'}5a'X3X.I'Y×*W8{,j:g+S3k7g3s4d0M9L或1_,{3h'u,f(l8t/Y/w9t1g:v,`+T0]×9S9\*x+z4k;Y:M/J6\7_7h5O:T

（3）7个5连加。'@8U6t5h8H7q/o×.p;_.l6y,N/r1@或(W1\5c/J8n:|,G2|3B/`,P:r/Q(s(u,r(J6_/M4h×3X(x0C'o:z(]*m*N.Y4l(x:M/J6\7_7h5O:T

（4）5个4连加。.j3|/[-B5T,@3x*v8d×4u;y,u6}8g(~;Z7q,H'x0e,X或-S,|(@)o,o×9C8O'~.A3O3R'G:M/J6\7_7h5O:T