Math Sheet Studio

Grade 1 Math Worksheets

5 skills, three difficulty levels each, and an answer key on every sheet. Pick a skill to preview it, or mix several on one worksheet.

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Addition & subtraction

Facts within 20 and missing numbers in equations.

Addition within 201.OA.C.6Add within 20, from sums to 10 up to three addends.Subtraction within 201.OA.C.6Subtract within 20, from facts to 10 up to taking away across ten.Missing numbers in equations1.OA.D.8Find the unknown number in addition and subtraction equations within 20.

Place value

Comparing two-digit numbers and adding tens and ones.

Comparing two-digit numbers1.NBT.B.3Compare two-digit numbers with <, > and = using tens and ones.Adding & subtracting tens and ones1.NBT.C.4Add a one-digit number or a multiple of ten to a two-digit number, and subtract multiples of ten.