64 × 54 = ?
A3564
B3546
C3654
D3456
Answer:
C. 3654
Read Explanation:
64 × 54 can be seen as 64 × (50 + 4).
This expands to (64 × 50) + (64 × 4).
Calculate 64 × 50 = 3200 (64 × 5 = 320, then add a zero).
Calculate 64 × 4 = 256.
Add these two results: 3200 + 256 = 3456.