Question

Fill in the box and name the property.
a) 27 + (-27) = m . --
b) 231 + (-122) = 1.
c) 129 + (-15) =
+129,
dD
+(-3100)] + 12 =(-17) +[(-3100)+ O
l
e) (-123) + (128) ---_+(-123).
_
+ 166 = 166,
g) (-379) +
-
+(-379) = (-379),
VII Class Maths​

Answer 1

Answer:

• -value is most important to this
• a) 27+(-27)=0
• b) 231+(-122 )=109