Serenity EA/AA Term 4 Week 5 Problem Solving

1.  Tessa has bought 40 mini chocolate bars to put in goodie bags at her party. She has 8 goodie bags. How many does she need to put in each?

= 5 because 5 times 8 = 40 and she puts

5 mini chocolate bars in each goodie bag

2. John has a pizza he has cut into 16 pieces? He eats some then leaves ¾ of the pizza for the rest of the family How many slices did he eat and how many are left for the family?

= 4,  4 times 4 = 16

so john has eaten 4 pizza’s and left 4 more

3. Trevor has to drive 422 km’s. He looks at his odometer and sees he has gone 289 kms. How much further has he got to go?

422 - ? = 289       289 - ? = 422     

289 + 1 = 290    290 + 10 = 300   300 +122 = 422

122 + 10 + 1 = 133

4. The shop is selling sandals for $9 a pair.  They have sold $486 worth of jandals so far. How many pairs have they sold?

= 54 because 9 times 50 = 450

450 + 9 = 540  

5. Sam was giving away some of his marbles. He has 96 altogether. He said to his friend Ben, “You can choose to have  ¼  of them all or ⅔   of ½ of them.” Which should Ben choose?

⅔ because it equals up to 64 which is bigger than ½ of 96 and ¼ of 96

6. The A Softball team has scored 72 goals over the season so far. The is 6 times more than what the B Softball team has scored. How many goals has the B team scored in the season so far?

6 times 12 = 72   the answer is 12

7. 7 of the class are not going on camp. The ¾ of the class are. How many are in the class altogether

= 21 because ¾ of 28 = 21,  you put 7 in each box which equals up to 21  

8. There are  8 boxes. Each box has 25 apples in it. How many apples are there altogether?

200 altogether because 8 times 20 = 160   8 times 5 = 40 160 + 40  = 200