This math chapter workbook on "Number Bonds" focuses on decomposing and composing numbers to build a strong foundation for addition and subtraction. First graders can benefit from using number bond worksheets as they learn about numbers 1 to 10 and begin to grasp easy addition and subtraction. Number bonds visually break down numbers into parts, helping young learners see how numbers can be split into two or more other numbers differently. This visual representation supports their understanding of the relationships between numbers and the concepts of part-whole thinking. For example, by using a number bond worksheet, a first grader can understand that the number 7 can be composed of 3 and 4 or 5 and 2. This also helps to aid their mental math skills.