Grade 1 · Math · Lesson 14

Making 10 Combinations

Every number has a special friend that helps it reach 10 — and knowing these pairs makes adding much faster!

What this lesson teaches

1Find all the pairs of numbers that add up to 10
2Use combinations of 10 to add quickly
3Use combinations of 10 to help with subtraction

Free · 7 days · No credit card

Unlock the full HSEA system for 7 days.

Create a kid profile, open any lesson, save progress — your family uses HSEA exactly the way a paying family does. Cancel anytime. Nothing to set up, no card required.

✓ All 1,680 lessons, Grades 1–6, every subject
✓ Profiles + saved progress for every kid
✓ Final exams + printable certificates

Start your 7-day free trial →

Already convinced? See full membership plans →