A truck was carrying a load of 1,458 pounds of gravel. Another 1,731 pounds of gravel was loaded onto the truck.
Olivia said that the truck now holds 3,189 pounds of gravel.
Which expression can be used to check Olivia's answer, and is Olivia correct?
A.
3,189 + 1,458
Olivia is not correct.
B.
3,189 + 1,731
Olivia is not correct.
C.
3,189 – 1,458
Olivia is not correct.
D.
3,189 – 1,458
Olivia is correct.
1 answer
She is right.