Question

111x2+222x3+333x4简算、

Answer 1

等于222+222*3+333*4等于222*4+333*4等于555*4等于2220

Answer 2

333 * 334 999 * 222 = 666 * 167 666 * 333 = 666 *（167 +333）= 666 * 500 = 333000

Answer 3

1112+1116+11112=111（2+6+12）=11120=2220

Answer 4

Answer 5

111×（2+6+12）=111×20=2220