Number Bonds
Master number bonds step by step, from basic concepts to advanced problem solving
Watch & Learn
Learning Path
Start with Lesson 1 and work your way through!
1
Making 10 Review
EasyBuild fluency with all combinations that make 10
Instantly recall all bonds of 10Use Making 10 strategy for mental math+1 more
2
Number Bonds 11-15
EasyExtend number bonds to teen numbers
Break apart numbers 11-15 into tens and onesFind missing parts in bonds up to 15+1 more
3
Number Bonds Within 20
EasyWork with all number bonds up to 20
Find missing parts for any bond within 20Think flexibly about part-whole relationships+1 more
4
Bonds of 20
MediumMaster all the ways to make 20
Know all pairs that make 20 (1+19, 2+18, etc.)Use bonds of 20 for mental math+1 more
5
Fact Families
EasySee how related bonds form fact families
Understand that bonds create related addition/subtraction factsWrite all 4 facts from one bond (2 additions, 2 subtractions)+1 more
6
Mixed Number Bonds Review
MediumPractice all number bonds within 20
Solve any number bond problem within 20Build speed and accuracy+1 more