Answer:
138 packs
Step-by-step explanation:
Marcello thinks it better to have more water balloons on hand that he actually needs fo the water balloon fight, so he rounds up the number of balloons needed to 276 from 275.
Then he divides 276 by 2, obtaining 138. He needs to buy 138 packets of balloons. This way, he will have acquired the required 275 balloons plus 1 left over.
Answer:
$113.75
Step-by-step explanation:
First add 70.25 to 43.50 to get 113.75
Answer: it’s D
Step-by-step explanation:
I guessed and got it right
5x3-x+ 9x7 +4 +3x11
Answer:
115-X
Explanation:
First you multiply the 5x3
<u>15</u>-X+9x7+4+3x11
then the 9x7
15-X+<u>63</u>+4+3x11
then the 3x11
15-x+63+4+<u>33</u>
Now once you have completed the multiplication step you move on to <u>calculating the sum.</u> (Adding all the positive numbers)
<u>15</u>-x<u>+64+4+33</u>
115-x