Operation E

# Curriculum Connections

OP E Add and subtract fractions with unlike denominators (e.g., 2 and 7) using models and symbols
7
• use a variety of mental strategies to solve problems involving the addition and subtraction of fractions and decimals;
7
• add and subtract fractions with simple like and unlike denominators, using a variety of tools and algorithms;
8
• use estimation when solving problems involving operations with whole numbers, decimals, percents, integers, and fractions, to help judge the reasonableness of a solution;
8
• solve problems involving addition, subtraction, multiplication, and division with simple fractions.
9D
• simplify numerical expressions involving integers and rational numbers, with and without the use of technology;
9D
• solve problems requiring the manipulation of expressions arising from applications of percent, ratio, rate, and proportion;
9P
• solve problems requiring the expression of percents, fractions, and decimals in their equivalent forms
9P
• simplify numerical expressions involving integers and rational numbers, with and without the use of technology;*