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xxMikexx [17]
3 years ago
11

-9 + 8.3 (adding rational numbers) ! show how u get the answer !

Mathematics
1 answer:
Rainbow [258]3 years ago
4 0

Answer:

-0.7

Step-by-step explanation:

● -9 + 8.3

Notice that 8.3 = 8 + 0.3

● -9 + (8 + 0.3)

● -9 + 8 + 0.3

-9 + 8 is -1

● (-9 + 8) + 0.3

● -1 + 0.3

-1 is (-0.3 -0.7)

● -0.3 - 0.7 +0.3

● -0.7

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