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son4ous [18]
3 years ago
13

Please help 20 points

Mathematics
2 answers:
insens350 [35]3 years ago
7 0

Step-by-step explanation:

4•10/11 +7•9/11

=54/11+86/11

=140/11

=12•8/11

Snezhnost [94]3 years ago
5 0

Answer:

12\frac{8}{11}

Step-by-step explanation:

4\frac{10}{11} +7\frac{9}{11}

→ Add the whole numbers and numerators

11\frac{19}{11}

→ Turn into proper mixed fraction

12\frac{8}{11}

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