The two numbers are very near 7200 and 300. The sum of those is a good estimate of your sum:
... 7200 + 300 = 7500
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If you're taught methods of addition that include "make a ten" or "make a hundred", you know you can "borrow" a 1 from 7203 (making it 7202) and loan that 1 to 299 to make it 300. Now, you know your sum is exactly 7202+300 = 7502, with no estimation necessary.
Answer:
kuyky
Step-by-step explanation:
kmjkfhjmk
Answer:
32
Step-by-step explanation:
Answer:
x = 5
Step-by-step explanation:
the angles of a triangle add up to 180°
17x+13x+6x=180
36x = 180
x = 5
