Grade 4 math skills
28 skills, each with a short lesson, practice that adapts, and help when an answer is wrong.
Start freeA Operations & Algebraic Thinking
A.1Multiplicative comparison
A.2Multistep word problems
A.3Factors & multiples
A.4Prime & composite numbers
A.5Number patterns
B Number & Operations in Base Ten
B.1Place value
B.2Read, write & compare numbers
B.3Round multi-digit numbers
B.4Add & subtract multi-digit numbers
B.5Multiply multi-digit numbers
B.6Divide with remainders
C Number & Operations—Fractions
C.1Equivalent fractions
C.2Compare fractions
C.3Add & subtract fractions
C.4Add & subtract mixed numbers
C.5Multiply fractions by whole numbers
C.6Tenths & hundredths
C.7Decimals for fractions
C.8Compare decimals
D Measurement & Data
D.1Convert measurement units
D.2Measurement word problems
D.3Area & perimeter formulas
D.4Line plots with fractions
D.5Measure angles with a protractor
D.6Add & subtract angles
E Geometry
E.1Lines, rays & angles
E.2Classify triangles & quadrilaterals
E.3Lines of symmetry