Math Review

Question 0

Estimating Fractions

Answer 0

Numerator > denominator use COMPOUND FRACTIONS

13/5= 10/3 + 3/5 = 2 3/5= 2.60

Numerator < denominator use HIGH LOW METHOD
3/7= 3/6 or 3/8= 1/2(little less than one half)

Question 1

Estimating Decimals

Answer 1

1/2= 0.5
1/3= 0.333
1/4= 0.25
1/5= 0.2
1/8= 0.125

Question 2

Estimating Square Roots

Answer 2

Know square for 1-15

(72)^.5= 8^2=64 and 9^2=81 so ~8.5

Question 3

Graphs

Answer 3

X^n- standard: non-linear semi-log: non-linear log-log: linear

n^x– standard: non-linear semi-log: linear log-log: non-linear