Year 4 maths · B.2 · Find the Unknown
Find the missing number: subtraction to 100
Every number is 100 or less.
See worked examples
58 − □ = 48 What number goes in the box?
Answer: 10
96 − □ = 32 What number goes in the box?
Answer: 64
83 − □ = 38 What number goes in the box?
Answer: 45
Tip: Every number is 100 or less.
On paper: this skill is in the printable pack Grade 3 Common Core Math: Patterns and Algebraic Thinking, with an answer key.
Practise without limits
Members practise as much as they like, every day, and get the printable packs and lessons too.