手脑速算体验课练习题

1+3-2+1= 4+5-3+2= 7-2+3-5= 8-3+2-5= 4+5-2+1=2+2-3+5= 2+1-3+4= 3+5-3+1= 7-5+2-3= 8-2+1-5=5+4-3+1= 4-2-1+5= 9-2+1-3= 4-3+2-1= 9-5-2+1=8-5+1-3= 4-3+1-2= 3-2+3+5= 6-1+4-5= 8-5+1-2= 7-2+3-6= 4+5-6+1= 9-6+1+5= 5+4-6+1= 8-6+2+5=9-6-1+2= 8-6-1+3= 9-2+1-6= 4+5-6+1= 3-2+1+6=6-1+4-5= 7-2+4-9= 9-5+5-3= 8-3+4-2= 9-6+1-2=6-1+2-5= 6-5+3+5= 9-6+1-3= 2+2+5-6= 6-5+3-4=9-3+2-6= 4-3+5-1= 9-3+1-5= 4-3+1+2= 4-2+5+2=8-2+3-6= 7-5+2-4= 6-5+3-2= 6-1+3-5= 9-6-1+5=8-8+2-1= 9-6-2+3= 4-2+5-6= 1+3-2+5= 8-2+3-5=7-5+2-3= 6-5+3-2= 6-1+3-5= 9-6-1+2= 8-8+3-1=9-6-2+3= 4-2+5-6= 1+3-2+5= 8-5-2-1= 8-3+2-5=4-2+5-6= 2+2-3-1= 8-6+2+5= 4-3-1+6= 9-6-1+1=8-3+1+2= 9-5-3+2= 4-3+1+2= 8-3+2-6= 4-2+5-6=5-5+3+1= 2+2-3+1= 8-6+2+5= 4-3-1+6= 9-6-1+5=8-5+1-3= 9-5-2+5= 8-6+2-3= 9-3-1+4= 5+3-2+1=8-2+3-5= 6-5+6+2= 8-6+2+5= 1+3+5-6= 5+2+2-3=7-2+4-1= 9-6+5-3= 4+5-2-1= 2+2-3+5= 9-5-3+6=2+5+1-3= 7-2+4-6= 8-5-2+3= 9-5-2-1= 6-5+3-2=7-2+3-6= 4+5-6+1= 9-6+1+5= 5+4-7+2= 9-8+3-2= 8-6+2+5=9-7+2-3= 8-7+3+5= 9-2+1-6= 4+5-6+1= 7-2+4-9= 9-6+1-2=8-3+4-6= 9-6+1-3= 2+2+5-6= 9-3+2-6= 8-2+3-9= 9-7+2+5=8-8+2-1= 9-6-2+3= 4-2+5-6= 4-2-1+6= 3-2+1+6= 9-5-2+7= 6-5+3-2= 6-1+3-5= 9-7+2+5= 8-8+2-1= 9-6-2+3= 4-2+5-6=1+3-2+5= 8-5-2-1= 8-3+2-5= 4-2+5-6= 2+2-3-1= 8-6+2+5=4-3-1+6= 9-7+1-3= 8-3+1+2= 9-5-3+2= 4-3+1+2= 8-3+2-6=4-2+5-7= 5-5+3+1= 2+2-3+1= 8-6+2+5= 4-3-1+6= 9-7+1+5=8-5+1-3= 9-5-2+5= 8-6+2-3= 9-3-1+4= 5+3-2+1= 8-2+3-5=6-5+7-2-1+4-8+3= 8-7+6-5+2+5-8+5= 1+3+5-7-1+6+2-4= 5+2+2-3-5-1+8-7= 7-2+4-1-2+3-7-1= 9-7+5+1-3-5+7-6=4+5-2-1-5+8-5-2= 2+2-3+5+2-6+5-7= 9-5-3+6+2-3-2-5=2+5+1-3+4-7-2+5= 7-2+4-6-2-1+9-5= 8-5-2+3+5-2-1+3=9-5-2-1+5+2-8+3= 6-5+7-2+3-2-2-5= 7-5-1+8-7-2+5+4=9-5-3+8-2-1+3-5= 6-5-1+7-2+4-6-1= 3+1+5-4-5+7-5+2=2+2+5-6+5-1-2+4= 3+5-7+8-4-5+8-1= 5+3-2-1-5+9-4-5=7-5-1+8-7-2+5+4-3+2-8+9= 9-2-6+8-5-3+7-5-3+9-6-2=5+4-1-3+2-6-1+8-7+3-4+9= 3-2+5+2-7-1+5+4-6-2+5-6=2+2-3+5-6+8-2-5+8-7-2+5= 6-5+3-4+7-2+4-6+1+5-9+8=8-5+1-4+7+2-6+5-8+3+6-7= 6+3-2-1-5+8-4+2+2-7+5-6=9-3-5+8-2-2+4-7+6-8+9-1= 2+2+5-1-2+3-7+5-2+4-9+4=8-5+1-3+2-1+2+5-6+1+5-3= 9-5-3+8-4-5+7-2+1+2+1-7=5+4-6-1+5-6+8-5-3+5+3-7= 2+2+5-3-6+7+2-4-5+7+2-5=6-5-1+5+4-8+7-3-5+9-1-2= 1+2+5+1-4-5+6+3-4+2+2-7=2+2+5-1-2-1+4-8+7-6+5-1= 8-3+4-2-1-6+7-6+3+5-4-5=2+5+2-7+5-7+9-5-1+6-4+2= 5+4-6-2+5+3-1-2-5+8-5-4=6+1+2-5-3+1+2+5-7+2+5-3-5= 8-1+2-3-5+1+2+5-6-2-1+8-2=7+2-8+3+5-6-1+5-6+3+5-4+3= 9-5-3+2+1+5-6+1-3+2+6-7+2=8-1-2+2-6+3+5-6+1-3+7-6+5= 3+1-2+5-6+3-4+5+4-7+2+5-6=2+7-6-2+8-5-3+2+5-8+4+5-7= 7-5+2+5-6-3+9-8+3+5-6+1-3=6+3-4-5+7-6-1+5+4-8-1+4-2= 9-6+5+1-7-1+3-4+5+2-6+8-9=