Amirreza Dadgarinejad, Nargess Nazarihermoshi, Negar Hematichegeni, Mahta Jazaiery, Shabnam Yousefishad, Hashem Mohammadian, Mehdi Sayyah, Maryam Dastoorpoor, Maria Cheraghi
Relationship between health literacy and generalized anxiety disorder during the COVID-19 pandemic in Khuzestan province, Iran
Frontiers in psychology
computational fluency important aspect math proficiency despite widely held beliefs differential difficulty singledigit multiplication math facts little empirical work examined issue current study analyzed number repetitions needed master multiplication math facts data 15402 3rd 4th 5th graders analyzed using national database results suggested students lower math skills required significantly p 001 repetitions skilled students b across students singledigit multiplication facts 4s 5s 6s 7s required significantly p 001 repetition 2s 3s c number practice sessions needed attain mastery significantly p 001 decreased increase grade level implications instructional planning implementation discussed