问题
填空题
898+899+900+901+902=______×5.
答案
898+899+900+901+902,
=(900-2)+(900-1)+900+(900+1)+(900+2),
=900×5.
故答案为:900.
898+899+900+901+902=______×5.
898+899+900+901+902,
=(900-2)+(900-1)+900+(900+1)+(900+2),
=900×5.
故答案为:900.