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anonymous 4 years ago 1/10 + 1/5=

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1. anonymous

3/10??

2. anonymous

There is a really handy 'formula' to remember how to add these. $\huge {a \over b} \pm {c \over d} = {a*d \pm c*b \over b*d}$ Where, a, b, c and d can be any number. Do you think you can do it now?

3. anonymous

Yup, it's 3/10. good job.

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