Fill in the blanks:
........+(+7)=12
Let x be the unknown number here.
So,
x+(+7)=12x=12-7=5
Hence, the number is 5
Question 51
Fill in the blanks to make the statement true.
[12×(−7)]×5= ___ × [(−7)×___ ]
Question 4(iv) Fill in the blanks to make the following statements true: [13 + (- 12)] + (...) = 13 + [(- 12) + (- 7)]