Answer:
4
Step-by-step explanation: 3 x 4 = 12.
12 - 8 = 4.
We can round 5.65 up to 6 and 3.4 down to 3.
3 * 6 = 18
now let's see how close our estimate is to the real answer
5.65 * 3.4 = 19.21
Our answer was pretty close to the real answer!
Hope I helped!
~ Zoe
Answer: 26
Step-by-step explanation:
Answer:
-10, -3, 5, 16
Step-by-step explanation:
even though the negative number (10) might seem big, but its not
#1.
Here what you do is cross multiply.

#2.
Same as #1, just cross multiply.

You get the gist?