Calculations with whole numbers 20
Add or subtract the following without using a calculator. Check your answers using the
method of estimation:
a) 98 +17
b) 154 + 289
c) 890 + 855
d) 176 +239
e) 482 - II
f) 597 - 249
g) 687-190
b) 284 - 179
i) 6 248 -4 555​

Measure a and b and find their sum. how are the angles related?

Which of the following choices gives you a slope of 3?

You are living in aldine, tx and you are planning a trip to six flags in arlington, tx. you look on a map that has a scale of 0.5 inches to 30 miles. if the map shows the scale distance from aldine to arlington is 4 inches, how far is the actual distance?