Question

subtract the sum of 1/3and -8/9 from the sum of 4/7 and -5/21.​

Answer 1

here is your answer mate
EXPLANATION




sum = 1 / 3 + (-8/9)
= 1 / 3 - 8 / 9
= 0.3 - 0.9
= -0.6


again,
sum = 4 / 7 + (-5/21)
= 4 / 7 - 5 / 21
= 0.6 - 0.2
= 0.4


Now
subtract = 0.4 -(-0.6)
= 0.4 + 0.6
= 0.10
= 1



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Answer 2

Answer:

8_9

Step-by-step explanation: