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dem82 [27]
3 years ago
5

Use mental math to find the sum. 80+40+170

Mathematics
2 answers:
ICE Princess25 [194]3 years ago
8 0

Answer:

290

Step-by-step explanation:

If you like my answer than please mark me brainliest thanks

MissTica3 years ago
6 0

Answer:

290

Step-by-step explanation:

80+40=120

120+170=290

290

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