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Rational Numbers — MATHS STD 7 — Question

ICSE BoardEnglish MediumSTD 7MATHSRational Numbers2 Marks
Question
Multiply: $3 \frac{3}{5}$ and -10
✓

Answer


$\begin{aligned} & 3 \frac{3}{5} \text { and }-10 \\ & =\frac{3 \times 5+3}{5} \times(-10) \\ & =\frac{18}{5} \times(-10)=18 \times(-2)=-36\end{aligned}$

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