在（）中填上合适的数。3J4P'm2|7{(D,w-O
9×5＋9=2y+u(J1x9e.l8b7S-e/h3p×93J4P'm2|7{(D,w-O
7＋8＋9=1G)L9\5B*L9r,X4L-s-N×33J4P'm2|7{(D,w-O
86－68=9×5S1o:v5t1B6Z:~8g2P:C2r0E3P3J4P'm2|7{(D,w-O
/X3r*k6Q*O.M.L×,U7U9u+{5S;A=20＋,O(m(I2B-]+l-D-N,z-R3J4P'm2|7{(D,w-O