Mental math is something that can be done i your head.
for example you can do 1+1 in your head and you dont need a calculator or paper to do it so i would be called mental math
Hope this helps
remember if you ever need anything and you dont want to waste points you can just post it on my pfp or message me the question
Answer:
11 1/2 aka D
Step-by-step explanation:
add 7 and 4 which is 11, then add 1/4 and 1/4 which is 1/2
Answer:
you can go on something called tiger algerbra
Step-by-step explanation:
Step-by-step explanation:
By using Pythagoras theoram,
x²= (6)²+(4)²
optionD
Answer:
the final price is $87.84
