This is a bundle of our Valentine's Day Math activities which includes addition, subtraction, multiplication, division, place value, rounding, expanded form, number names, fractions, and decimals. This Valentine's math centers bundle also includes exciting bonus images. How to UseThis is a mystery picture activity. First, let your students answer all the problems in the page and match their answers to the choices provided. Then, they color the squares on the grid to solve the mystery pictures.