Grade 4 Math Worksheets – Thousands!!! Mental addition Mental subtraction Addition in columns Subtraction in columns Place value/rounding Roman numerals Mental multiplication Multiply in columns Mental division Long division Factors Measuring units Fractions Decimals… Register Login Contact us RelatedGrade 4 Numeracy Sample May 2019Grade 4 Mathematics Performance Task May 2019Adding two digit numbers mentallyYou are doing well. Tell your friend, it is so good!