Hongtong county agriculture and rural bureau. 202 1 65438+February 21was awarded the title of "National Advanced Collective of Grain Production" by the Ministry of Agriculture and Rural Affairs.
Hongdong generally refers to Hongdong County. Hong Tong (Tongxian County) belongs to Linfen City, Shanxi Province, located in the south of Shanxi Province, at the northern end of Linfen Basin, and adjacent to Huoshan and Guxian County in the east.
The third lecture? Sum and difference multiple problem 1
Content overview
Master the basic solutions of sum times, difference time