Online reading & math for K-5© www.k5learning.comAdding three 4-digit numbers in columnsGrade 3 Addition WorksheetFind the sum.1.6,4634,9505,101+2.4,1269,6562,452+3.1,0433,4925,552+4.4,3865,5977,412+5.6,5883,7482,891+6.5,1808,4222,444+7.6,9017,0996,786+8.6095,0567,094+9.289,5813,825+10.6,1455,538835+11.8,8085,2345,836+12.5826,0075,806+