Answer:
C. 47 less than 28
Step-by-step explanation:
A. 47 take away 28
Equivalent to counting 47 and taking away 28
= 47 - 28
= 19
B. 47 minus 28
Simply
47 - 28
= 19
C. 47 less than 28
47 < 28
The less than sign is <
D. 47 subtract 28
= 47 - 28
= 19