Question 58
Fill in the blanks to make the statement true.
___ × (-23) = -920
(40)×(−23)=−920 [∵(−920−23)=40]
Question 41
(−23)×(42)=(−42)×
Question 23
Fill in the blanks to make the statements true. (−2)31×(−2)13=__
Additive inverse of 23 is ___ .
Every triangle has at least ___ acute angle (s).