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Common Core · Grade 1 · Number and Operations in Base Ten

Standard 1.NBT.C.6

Free lessons and printable worksheets aligned to Common Core math standard 1.NBT.C.6.

2 lessons2 worksheets

Lessons for 1.NBT.C.6

Subtracting multiples of tenTaking away whole tens from a multiple of ten, such as 70 minus 30, by counting tens.Lesson
Subtracting two-digit numbers without regroupingEach place has enough to take from, so nothing is unbundled.Lesson

Printable Worksheets

Subtracting multiples of ten worksheet (PDF)Printable worksheet with answer keyPreview
Subtracting two-digit numbers without regrouping worksheet (PDF)Printable worksheet with answer keyPreview