ACT Math › How to add negative numbers
Solve:
Starting at and adding
is the same as subtracting
.
.
Add
Starting at and adding
is the same as subtracting
.
.
Solve:
Adding to
is the same as subtracting
from
.
.
Add:
Simply the signs before solving. A positive sign multiplied with a negative sign will convert the sign to a negative, and a negative multiplied with a negative will convert the sign to a positive.