Question

simplify 1 upon 1 minus 1 upon 2 + 3 upon 2​

Answer 1

Answer:answer is -1

Step-by-step explanation:1-1/2+3/2=1-1+3/2=1-4/2=1-2=-1(ans)

Answer 2

Step-by-step explanation:

1/1 - 1/2 + 3/2

Makeing all the denominator equal

= 2/2 - 1/2 + 3/2

= 2/2 + 2/2 ( according to BOADMAS)

= 4/2

= 2

OR

1/1 - 1/2 + 3/2

= 1/1 + 2/2

= 1 +1 (divided 2/2)

= 2

Should consider '+' and '-' signs while solving