Grade 4 » Number & Operations—Fractions¹ » Understand decimal notation for fractions, and compare decimal fractions. » 5

Express a fraction with denominator 10 as an equivalent fraction with denominator 100, and use this technique to add two fractions with respective denominators 10 and 100.² For example, express 3/10 as 30/100, and add 3/10 + 4/100 = 34/100.