Number Lines
What does ascending mean?
Going up, increasing, smallest to largest
2 1/3 + (-6/8)
3 1/12
Estimate then calculate.
21.74 + (-8.27)
13
13.47
The temperature decreased from 2.4 degrees to -3.2 degrees. What was the change in temperature?
5.6
Estimate -3.16 + (-2.18)
-5
What does descending mean?
Going down, decreasing, largest to smallest
(-1)/3 - 1/6
(-1)/2
Estimate then calculate.
0.7 xx 2.6
3 or 2.5 or 2
1.82
Lori owes $59. She paid back 1/3 of debt on Monday. On Tuesday she paid back 1/4 of what remained. How much does she still owe?
29.50
Find a fraction between 0.5 and 0.6
55/100
Put these numbers in ascending order:
1 1/3, 0.81, -1.34, -6/13
-1.34, -6/13, 0.81,1 1/3
(-4)/3 xx (-3)/2
2
Estimate then calculate.
-2.15 - 1.05
-3
-3.20
George had $46 in his account. Each month for three months the bank took 1/4 of this amount as a fee. What was left after three months?
11.50
Double Jeopardy: Find a decimal between 7/8 and 8/9
0.880
Put these in descending order:
6/8, -0.1,1/3, 1 3/8
1 3/8,6/8, 1/3, -0.1
-5/10 ÷ 2/3
-3/4
(6.1)(-5.2) + (6.6÷2.2)
-28.72
Determine the average of the numbers below.
0, -4.5, -8.2, 0.4, -7.6, 3.5, -0.2
-2.37
Write
3 4/5
19/5
Which is larger? 7/8 or 0.88
0.88
1/2 xx (2/3 - 5/4)
"Double jeopardy"
(-7)/24
3.1÷0.5 + (-2.4)
3.8
Give five examples of rational numbers. Each rational number must be different in some way (other than just using different digits)
Fraction, decimal that ends, regular positive number, regular negative number, decimal that repeats
Write three equivalent fractions for 2/3
4/6, 6/9, 8/12