Q. Complete the equation. Write the sum as a mixed number.221+98=□45+□16=□□□
Convert to improper fraction: Convert the mixed number to an improper fraction.221 = 22×2+1 = 25.
Add fractions: Add the improper fraction to the other fraction.25+98.To add, find a common denominator. The least common multiple of 2 and 9 is 18.25=(2×9)(5×9)=1845.98=(9×2)(8×2)=1816.Now, add the fractions: 1845+1816=1861.
Convert to mixed number: Convert the improper fraction 1861 to a mixed number.1861=3 remainder 7, so it's 3(187).
Fill in blanks: Fill in the blanks in the original equation.2(21)+98=1845+1816=3(187).
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