IN.4.1. Number Sense
Students understand the place value of whole numbers and decimals to two decimal places and how whole numbers and decimals relate to simple fractions.
4.1.8 Write tenths and hundredths in decimal and fraction notations. Know the fraction and decimal equivalents for halves and fourths (e.g., 1/2 = 0.5 = 0.50, 7/4 = 1 3/4 = 1.75).
Students solve problems involving addition, subtraction, multiplication, and division of whole numbers and understand the relationships among these operations. They extend their use and understanding of whole numbers to the addition and subtraction of simple fractions and decimals.
4.2.10 Use a standard algorithm to add and subtract decimals (to hundredths).
4.2.9 Add and subtract decimals (to hundredths), using objects or pictures.