Year 4 maths · Y.1 · Add and Subtract: Four Digits and Tenths
Add four-digit numbers with regrouping
Every one needs regrouping.
See worked examples
2,825 + 4,452 =
Answer: 7,277
3,977 + 3,645 =
Answer: 7,622
1,607 + 1,043 =
Answer: 2,650
Tip: Every one needs regrouping.
On paper: this skill is in the printable pack Grade 4 Ontario Math: Number, with an answer key.
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