Question

simplify
b) 2 /5 - 7/5 + 2.87 / 0.7
​

Answer 1

Answer:

ans. 3. 1

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Answer 2

Answer:

3•1

Answer with explaination:

= (2/5- 7/5 ) + (287/70)

= (-5/5) + (287/70)

= -350 + 1435 / 350

= 31 / 10

= 3•1