Grade 5 Math Worksheets: Multiplication in columns (4 by 1-digit) … Grade 5 math worksheets on multiplying 4-digit by 1-digit numbers. Free pdf worksheets from K5 Learning's online reading and math program. ... Below are six versions of our grade 5 multiplication worksheet on multiplying 4-digit by 1-digit numbers. These worksheets are pdf files. Open PDF . Worksheet #1 Worksheet #2 Worksheet #3 Worksheet #4 Worksheet #5 …