35+50+25/5 X 5 - (8+11) = answer 25

(-16 + 20) x 6 / (6+2) + 31 = answer 34

3+2 (4+ 9 / 3) = answer 17

5 [48 / (12 + 4) ] - 16 = answer -14

1/2(-16-4) = answer -10

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.

1. 35 + 50 + (25/5 * 5) - (8+11) = 110 - 19 = 91

2. 24/8 + 31 = 34

3. 3 + 2(7) = 17

4. 5(3) - 16 = 15 - 16 = -1

5. right.