Online reading & math for K-5© www.k5learning.comAdding 4-digit numbers in columnsGrade 4 Addition WorksheetFind the sum.1.7,3409,473+2.3,0262,689+3.125867+4.6,804651+5.6,7747,826+6.1,7623,722+7.9,7781,226+8.4,4004,474+9.7,9429,798+10.7,5598,529+11.7,2744,558+12.8,704222+13.5,5365,619+14.2904,342+15.8,5199,033+16.4911,091+