What is (3 3/8-1 1/5)+1 7/8 ?

The solution to (3 3/8-1 1/5)+1 7/8 is 4 1/20

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(3 3/8-1 1/5)+1 7/8

(3 \frac{3}{8} - 1 \frac{1}{5}) + 1 \frac{7}{8}

4 \frac{1}{20}

Solution steps

(3 \frac{3}{8} - 1 \frac{1}{5}) + 1 \frac{7}{8}

Convert mixed numbers to improper fractions:

1 \frac{7}{8} = \frac{15}{8}

= (3 \frac{3}{8} - 1 \frac{1}{5}) + \frac{15}{8}

Convert mixed numbers to improper fractions:

3 \frac{3}{8} = \frac{27}{8}

= (\frac{27}{8} - 1 \frac{1}{5}) + \frac{15}{8}

Convert mixed numbers to improper fractions:

1 \frac{1}{5} = \frac{6}{5}

= (\frac{27}{8} - \frac{6}{5}) + \frac{15}{8}

Follow the PEMDAS order of operations

Calculate within parentheses

(\frac{27}{8} - \frac{6}{5}) : \frac{87}{40}

= \frac{87}{40} + \frac{15}{8}

Add and subtract (left to right)

\frac{87}{40} + \frac{15}{8} : \frac{81}{20}

= \frac{81}{20}

Convert improper fractions to mixed numbers:

\frac{81}{20} = 4 \frac{1}{20}

= 4 \frac{1}{20}

2 (4)^{3}

1 4^{2} + 1 6^{2}

4 \times 3^{2}

\frac{3 ^{3} - 3 ^{2}}{3 ^{4}}

5 \times 1 0^{2}