Answer:
It's 45.78
Step-by-step explanation:
4 x 10 = 40
5 x 1 = 5
7 x 1/10 = 0.7
8 x 1/100 = 0.08
add them all together and you get 45.78
Megan will count more because there are 10 ones in 10, but there are only 4 fives in 20.
Answer:
12
Step-by-step explanation:
I + (-3) = 9
Lets isolate I:
9 - (-3) = I
12 = I
Check:
12 + (-3) = 9
9 = 9