Students will demonstrate fluency using addition and subtraction to show how many aphids are on leaves in each picture writing appropriate equations for each problem.With the addition worksheet, students count how many aphids (dots) are on each side of each leaf using the stem as a divider. Students are to tell how many aphids in all are on each leaf.As a complement, the subtraction worksheet should be done after the addition worksheet. It has the same leaf pictures, and students are to determin