9的乘加乘减（2023-08-14）

9的乘加乘减（2023-08-14）：7×9-6= 9×9+4= 4×9-3= 2×9+8= 9×3+4= 8×9+4= 9×7+8= 9×1+1= 5×9+5= 8×9+10= 5×9+7= 8×9-9= 9×7+2= 9×8-4= 9×2-3= 9×7+6= 5×9+9= 6×9+6= 8×9-7= 6×9+4= 9×2+3= 9×4+2= 9×2+4= 9×1+10= 7×9-7= 5×9+10= 3×9+7= 6×9-8= 9×2+3= 9×4+6= 9×2+4= 9×1+10= 3×9-5= 5×9-5= 3×9-3= 1×9+8= 9×4+7= ...