Answer:
to estimate the sum you round to the closest number like 38 is closest to 40 so you just say you total is $40.00
difference is when say you have 30 dollars and you spend 10 the difference is 10 dollars
Answer:
true
Step-by-step explanation:
The answer would be 2,077
AB and AC ................................
Answer:
7
9
Step-by-step explanation:
key is the number of letters in each word
