Question

Write an example of two rational number with one positive and the other negative but sum is positive

Answer 1

Answer:

first rational number must be positive so we take

+ 0.02020202...

second rational number must be negative so we take

-0.01010101...

then sum it the answer will be positive

Answer 2

Answer:

$1. ( - 4) + ( - 4) = 8 \\ 2.( + 18) + ( + 14) = 32$

firsr (_)×(_)=PLUS

(+)×(_)=MINUS

(_)×(+)=MINUS

(+)×(+)=PLUS