Nebraska Core Academic Content Standards
NE.MA.4.1. NUMBER: Students will communicate number sense concepts using multiple representations to reason, solve problems, and make connections within mathematics and across disciplines.
MA.4.1.1. Numeric Relationships: Students will demonstrate, represent, and show relationships among fractions and decimals within the base-ten number system.
MA.4.1.1.a. Read, write, and demonstrate multiple equivalent representations for whole numbers up to one million and decimals to the hundredths, using objects, visual representations, standard form, word form, and expanded notation.
MA.4.1.2. Operations: Students will demonstrate the meaning of addition and subtraction of whole numbers and fractions and compute accurately.
MA.4.1.2.c. Multiply a two-digit whole number by a two-digit whole number using the standard algorithm.