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Grade one students will again be working with part-part-whole relationships in this worksheet, but this time they will be decomposing the numbers or working to find the addend that is missing. The worksheet focuses on numbers adding to eight in this worksheet by ArgoPrep using number bonds. This worksheet is another great way for students to not only become more familiar with their addition facts adding to eight, but also to use inverse thinking to decompose the number bonds and find out the missing addend.
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This grade-one worksheet by ArgoPrep is all about decomposing. Students will look at various number bonds adding to eight and figure out how to discover the missing addend in each problem. They will need to use inverse thinking or subtraction to find out what the missing addend is in the various problems. This will also help students to see the relationship between fact families such as with 3+5=8, 5+3=8, 8-5=3 and 8-3=5. Students will also become more familiar with numbers adding to eight as they practice working with number bonds all adding to eight. This teacher-created worksheet is an excellent resource for grade-one students to use with learning and reviewing number bonds, decomposing and reviewing their addition and subtraction facts. Download this free worksheet today so students can start practicing and reviewing their skills with decomposing for first grade math. Students will love this opportunity to test their skills with decomposing and solve the puzzle when they find the missing addends.