Dragon's Bonds to 20 – Number Bonds Worksheet (IB PYP Grade 1)

About This Worksheet

Bigger fire, bigger bonds! Find pairs that make 20 and 15 using bond circles, matching and missing numbers. This colourful, printable IB PYP Grade 1 Mathematics worksheet gives young learners focused practice with number bonds, with a friendly dragon to guide them. It has a name, class and date box for students, the mindtested.com header and footer, and a teacher answer key on page 2.

What Questions Are in This Worksheet?

There are 4 activities worth 18 marks in total:

• Activity A: Bond circles to 12, 15 and 20.
• Activity B: Matching pairs that make 20.
• Activity C: Pairs with 10 that help to make 20.
• Activity D: Choosing pairs that make a target number.

What Your Child Will Practise

• Using ten frames to find missing partners
• Bonds to 20 using 10 as a helper
• Fact families linking adding and subtracting
• Part-part-whole bond circles

How to Use This Worksheet

1. Print the PDF on A4 paper (colour is best, but black and white works too).
2. Read each instruction aloud together before your child starts.
3. Let your child try every activity independently first.
4. Mark with the answer key on page 2 and talk through any mistakes.

Tip: five to ten minutes of regular practice works better for Grade 1 learners than one long session. Colour in the dragon when the worksheet is finished as a small reward.

Ideal for classroom use, homework, tutoring or home learning in the IB PYP Number strand, where learners find pairs that make 5, 10 and 20 and build fact families. Answer key included.