Shark Learning
MATHAddition

Addition: Add Whole Tens - Missing Number

Find the missing number when adding multiples of 10 to 2-digit numbers. Example: 20 + ___ = 59 (Answer: 39)

Key Concepts

Find the missing number.

Practise this lesson

Addition: Add Whole Tens - Missing Number

Open worksheets

Sharky Tutor

Coming Soon
Hi! I'm here to help.
Are you stuck on a specific question?
How do I start this?
Shark Learning Systems © 2026 • Terms • Privacy