People on TikTok are stunned that 29 multiplied by 3 is 87. Number values can be very psychological, "sounding" one way while being another. Division rules and common core principles can help unwire ...

When you think back on elementary school math, do you have fond memories of the countless worksheets you completed on adding fractions or solving division problems? Probably not. Researchers and ...

Student work posted in an elementary school before the pandemic shows the “partial product” method of solving a multiplication problem, one of many methods students have learned with Common Core.