Answer: if u a math person shouldn't u know how to do it?
Step-by-step explanation:
Answer:
1. 2
2. 25
3. 1
4. 12
Step-by-step explanation:
what are both numbers in each set both divisible by? that is how to find GCF.
Answer:

round off to 3s.f
means change to when you have 3 useful numbers
7613.83 has 4numbers.2decimal
same must be the round off value
7,000 + 200 + 50 + 6 + 0.3 + 0.05
7,256.35