150 and 170
149+19 = 168
A ballpark estimate is a very rough approximation of a number, figure, or calculation.
How do you make a ballpark estimate of 7201 plus 6988?
138
i would say they way to get the ballpark estimate is by taking the number. and see what is the estimate for that number and then you take that estimated number and then add to get your answer .
The ballpark estimate for 67+85 is 70+90. Hope it helped
136-79 with ballpark estimate and partial differences method = 57
7200
6500
370
150
4900