Question

Q-1.45+78+90+100
Q-2.45-78-90-100
Q-3.45+56-78+235-907
please tell me answer and follow me please
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Answer 1

Answer:

1. 269.45

2.-264.55

3.-690.55

Answer 2

Answer:

313, -313,-649

Step-by-step explanation:

(I) 45+78+90+100=123+190= 313

(ii) 45-78-90-100=-123-190= -313

(iii) 45+56-78+235-907=336-985= -649