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PROBLEM SOLVING 004


Addition (PSA004)

[one] Sam collected stamps. He received 129 stamps from his uncle, and 333 from his grandmother. He also managed to buy 45 valuable stamps with his pocket-money. If he started with 1626 stamps, how much did Sam now have?

Hint

[two] Harriet had a job for which she worked different hours every week. During the month of May she earned $10.75 for the first week, $15.00 for the second, $25.50 for the third week and $9.25 for the last week of May. How much had Harriet earned during May?

Hint

[three] Three runners were to run a relay race. The first person had to run 10.2km, the second runner 16.1km, and the last runner 13.5km. How long was this race?

Hint

[four] Two pairs of children wanted to see which pair was the heaviest in total. Jane weighed 65.5kg and her partner, John, weighed 44.5kg. Kylie weighed 47.5kg and her partner, Jimbo, weighed 57.5kg. Which pair was the heaviest?

Hint

[five] Tina was playing the 5th hole on the Tamaki Golf Course. Her first hit went 121m. Her next shot went 95.5m. Her next shot, a chip shot, only went 38m. Her putt shot travelled 6.5m before dropping into the hole. How far had the ball travelled?

Hint















































































Set your work out like this:
10.2
16.1
+13.5

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Set your work out like this:
$10.75
$15.00
$25.50
+$9.25

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25 - 12 = answer

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Ann started with 33 marbles, so the equation to solve this problem is: 33 - 10 = answer

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First, you must find out how much each pair
weighs.

Another hint
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3 + 5 + 2 = the amount you must subtract from the total number of marbles she started with.

Another Hint

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To calculate the weight of Jane (65.5kg) and John (44.5kg), set your work out like this:
65.5
+44.5

Another Hint

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65.5
+44.5

110.0

Another Hint

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To calculate the weight of Kylie (47.5kg) and Jimbo (57.5kg), set your work out like this:
47.5
+57.5

Another Hint

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47.5
+57.5

105.0

Another Hint

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Jane and John = 110kg
Kylie and Jimbo = 105kg

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George used $18.00. You now subtract $18.00 from $20.00

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Set your work out like this:
0006.5
0095.5
0038
+121

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Set your work out like this:
45
129
333
+1626

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5km - 3km = answer.

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$5.00 + $3.00 + $10.00 = the amount you must subtract from $20.00

Another hint

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