It consists of four sheets that form different ways of adding or building the number ten with the Montessori Accounts. The first page is the control, the second the child colors the beads and writes the numbers already drawn in the dot's numbers. The third, the child has to identify the amount in beads and write the corresponding numbers, making the sum. The fourth sheet, the child must trace and color the beads and write the corresponding numbers to complete the amount of 10