georgewedell15 georgewedell15

24-10-2022
Mathematics

contestada

Write an addition equation and a subtraction equation
to represent the problem using? for the unknown. Then solve.

There are 30 actors in a school play. There are 10 actors from second grade. The rest are from third grade. How many actors are from third grade?

a. Equations:
b. Solve:

Respuesta :

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