1)
<u> 2-digit number </u> or <u> 3-digit number </u>
4 options x 3 remaining options + 4 options x 3 options x 2 options
= 12 + 24
= 36
Answer: 36 different numbers
2)
<u> 2-digit number </u> or <u> 3-digit number </u>
4 options x 4 options + 4 options x 4 options x 4 options
= 16 + 64
= 80
Answer: 80 different numbers
We can use the rule, that positive and negative sign next to each other equals negative.
Negative and negative next to each other equals positive (who knows why).
13 + (-12) - (-5)
Use that rule:
13 - 12 + 5 =
6
Answer: 0.13 grams of pepper
Step-by-step explanation:
Since 0.6 is the same as 0.60, set up the subtraction sentence below:
0.60 - 0.47
______________________________
Now, subtract:
0.60 - 0.47 = 0.13
Your answer is 0.13 grams (13/100)
A 6’9 you add up the heights in inches
6’1 = 73 inches
6’2 = 74 inches
6’3 = 75 inches
6’5 = 77 inches
6’9 = 81 inches
Add them together you get 380 then divide 380 by 5 (one for every height) you get 76 and 76 inches is equal to 6’4