Question

7 14
8 4
-16
----
68

1. 4 16

5 6
-18
----
38

Explanation:

Step1: Verify first subtraction

Original problem: $84 - 16$
Borrow 1 from tens place: $14 - 6 = 8$, $7 - 1 = 6$
Result: $68$ (matches given answer)

Step2: Verify second subtraction

Original problem: $56 - 18$
Borrow 1 from tens place: $16 - 8 = 8$, $4 - 1 = 3$
Result: $38$ (matches given answer)

Answer:

Both subtraction problems are solved correctly.

1. $84 - 16 = 68$
2. $56 - 18 = 38$