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Decimal and Percent Reasoning

Tenths and hundredths become decimal notation, comparison, operations, thousandths, percent, and powers of ten.

01Tenths and hundredths

Build decimal notation from fractional units.

Tenths ConceptHundredths ConceptDecimal Notation Tenths HundredthsPlace Value Tenths Hundredths
02Compare and locate decimals

Use models, equivalence, and number lines.

Equivalent Tenths HundredthsCompare Tenths HundredthsNumber Line to Hundredths
03Operations and rounding

Add, subtract, and round decimal quantities.

Add Tenths HundredthsSub Tenths HundredthsRound to WholeRound to Tenth Hundredth
04Thousandths

Extend place value and comparison to thousandths.

Thousandths ConceptPlace Value ThousandthsCompare to Thousandths
05Fractions, percent, and contexts

Convert denominators, connect money and measurement, and scale by powers of ten.

Fraction Convert Denominator 10 100Fraction Convert Denominator 1000Money Notation ConnectMeasurement ContextsMultiply by 10 100Divide by 10 100