Explain how an estimate helps you to place the decimal point when multiplying 3.9 times 5.3
2 answers:
3.9 * 5.3 ≈ 4 * 5
≈20
Well after doing your multiplication, you can place your decimal point by knowing that from estimation the answer is around 20.
So you can place your decimal point after the first two digits from the left.
Estimations are like rounding
Steps to solve
1. turn 3.9 to 4
2. Turn 5.3 to 5
3. Multiply 4*5
4. you're answer should be 20
5. Now put the decimal to the left of 20
Explanation:
Estimating helps you because it makes it easier for you to multiply after you round.
You might be interested in
Answer:
5x
Step-by-step explanation:
Answer:
64.286ft
Step-by-step explanation:
6.25-->14
x-->144in=12ft im going to asume you meant 144ft or that would be a very small building
14/6.25=2.24ft shadow for 1 real foot
144/2.24=about 64.286ft
Answer:
112560
Step-by-step explanation:
Answer:
Tara is incorrect.
Step-by-step explanation:
The location of X' will be (7,1)
Only numbers possible would be five and zero