Cross-multiplication in addition — task. Mathematics State Board, Class 6.

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Find the sum by applying the cross-multiplication:

Answer variants:

\frac{94}{12}

\frac{103}{12}

\frac{78}{12}

\frac{69}{12}

\frac{3}{3} + \frac{22}{4}

\(=\)

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29. Cross-multiplication in addition