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Finding Averages
August 7, 2012
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2. How can you be sure to wake up in the morning with a smile?
Coded Answer S L E E P W I T H 1 2 3 3 4 5 6 7 8 A H A N G E R I N 9 8 9 10 11 3 12 6 10 10 Y O U R M O U T H 13 14 15 12 16 14 15 7 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

3. 1,000 S
Round off 632 and 381 and find the estimate sum.

4. L 50 Find the estimate weight of a luggage which contains:
18kg of books
19kg of art materials
12kg of assorted items

5. 1,443 km E
A delivery truck drove 645 kilometers (km) on the first trip and 798 km on the next. How many kilometers did the trucker drive altogether?

6. 28, 559 P
What is the difference of and

7. 40,000 W
Round off the following numbers to the largest place value then estimate the product:
454 x 83 = ____

8. 27 I
Find the missing in the equation:
___ x 100 = 2,700

9. P240 T
How much are 2 dozens red eggs at P10 each egg?

10. 14,202 H
Find the product of:
263
x 54

11. 3,000 pairs of socks A
At the socks factory, socks are packed 12 pairs in each box. How many pairs of socks are there in 250 boxes?

12. P147,075 N
A department store sells 795 sets of T-shirts and shorts. Each set costs P185. How much is the total sale of the T-shirts and shorts at the end of the day?

13. 8,000 G
÷ 40 = ___

14. 32 R14 R
718 ÷ 22 = ____

15. 79 rocks each student Y
The 45 pupils in a Science class collected a total of 3,555 different rocks. How many rocks did each student collect?

16. P125 O
The grade 5 pupils donated P15,000 worth of goods for the cooperative store of their adopted community. If there were 3 sections with 40 students per section, how much did each grade 5 student donate?

17. 109 U
1 308 ÷ 12 = ___

18. Multiplication M
Which operation should be done first? ( +, -, x, ÷)
2 x

19. Finding Averages
Walter was a contestant in the Math skill contest held during the celebration of Mathematics Week in his school. Here are his scores in the different categories.
95, 94, 93, 97, 95 and 96.
Find his average score.

20. Finding Averages
Mean or average is the quotient found by dividing a sum of a group of number of addends.

21. The average (mean) score is 95
95, 94, 93, 97, 95 and 96
570 ÷ 6 = 95
The average (mean) score is 95

22. Find the average of each set of numbers.
21, 30, 36 and 41
75, 78, 93, 95 and 139
280, 492, 627, 650 and 741