Question
d 4 × d 6

Answer d 10

Question
g 4 × g 4

Answer g 8

Question
d − 7 × d − 1

Answer d − 8

Question
x − 3 × x − 4

Answer x − 7

Question
a 6 ÷ a 2

Answer a 4

Question
y 7 ÷ y 3

Answer y 4

Question
e 4 ÷ e 3

Answer e

Question
e 3 ÷ e 2

Answer e

Question
( g 4 ) 3

Answer g 12

Question
3 y 4 × 5 y − 3

Answer 15 y

Question
15 b 6 ÷ 5 b 5

Answer 3 b

Question
4 a ÷ 2 a − 6

Answer 2 a 7

Question
( 4 g − 3 ) − 3

Answer 1/64 g 9

Question
( 5 b 6 ) 2

Answer 25 b 12

Question
( 7 g 4 ) − 2

Answer 1/49 g − 8

Question
( 5 a 2 ) − 4

Answer 1/625 a − 8