### Homefun 21

```1. Add:
a) (+14) + (-33)
b) (-67) + (-19)
c) (-71) + (-54)
d) (+46) + (-12)
b) (66) - (+52)
c) (-26) - (+35)
d) (+19) - (+17)
2. Subtract:
a) (24) - (-41)
3. Multiply:
a) (-4) X (+13)
b) (-14) X (-20)
c) (+13) X (+5)
d) (-12) X (+7)
b) (+45) ÷ (+5)
c) (-63) ÷ (-9)
d) (+16) ÷ (+4)
4. Divide:
a) (-99) ÷ (+9)
5. Solve using order of operations:
a) 7 X 4 - 6 + 2
b) 2 -6/2
2
c) (6 - 2) + (7+1)
2
d) (6 - 2 + 10)2/2
e) Create your own question containing at least 3 operations and solve.
6. Find the circumference of a circle with a diameter of 3.44m.
7. Find the circumference of a circle with a radius of 1.71 m.
8. Calculate the circumference for each circle:
a) diameter of 9.6m.
9. What does the mathematical symbol pi (‫ )۽‬equate to?
10. Solve:
a) 7x + 14 = 28
b) 3x – 11 = 61
11. Solve through substitution:
a) x2 + 8 (sub +7)
b) 11x + 2
(sub - 7)
c) 9x – 3 (sub -5)
d) -7x2
(sub 11)
c) 8x + 1 = 65
12. Collect like terms:
a) 4x – 2 = x + 16
b) 8x - 11 = -4x + 25
c) 9x - 4 = 3x + 32
d) 14x - 2 = 10 + 8x
13. Use the distributive property and then collect like terms:
a) -2(x + 8) = 18
b) 4(x + 1) = -2(x – 14)
c) -3(2x + 2)
d) 2(-2x +3) = 30
e) 14(x2 - 5)
14. Use the Pythagorean Theorem to solve for the missing side of each triangle:
a) A: 3m, B: 4m, C : ___
b) A: ___, B: 9m, C: 13.2m
15. If the mast of a sailboat’s sail is 6.50 m tall, and the boom (bottom) is 8.61 m long,
what is the distance from the top of the mast to the tip of the boom?
16. Subtract 3.5 from each side and solve for ‘x’:
17. What is the probability of rolling two numbers adding up to ‘6’ on two 6-sided dice.
18. Describe a real life news situation involving probability.
19. List all the factors of:
a) 111
b) 125
c) 26
d) 75
e) 121
f) 212
20. Illustrate the concept of GCF with two numbers of your own choosing.
21. List the first five multiples of:
a) 4
b) 10
c) 13
d) 19
22. Calculate the LCM shared between 3 and 6.
```