16 Questions Multiplication: Finding Multiples Mixed Review – MATH Practice for grade 4 for finding multiples. Determine whether a given whole number in the range 1-100 is a multiple of a given one-digit number. Recognize that a whole number is... Which number is a multiple of 2? 15 21 18 19 Which number is a multiple of 3? 21 31 32 25 Which number is a multiple of 4? 27 26 34 36 … and 13 more awesome questions! Check them out by clicking “Play”.