Problem Solving

WALT - Use our problem solving skills to solve given problems.

SUCCESS CRITERIA -

I have to read the problem carefully and highlight the keywords.

I need to come up with the correct equation.

I must show my working.

Linda's mother gave her $114 to go to the store. Linda bought 4 loaves of bread and 4 cartons of orange juice. Each loaf of bread cost $3 and each carton of orange juice cost $3. How much money does Linda have left?

-Linda has to spend $24 - (3x4=12  12 x 2 = 24)

For breakfast, Bella bought a muffin for $3.20 and a cup of coffee for $1.00. For lunch, Bella had soup, a salad, and lemonade. The soup cost $3.70, the salad cost $7.40, and the lemonade cost $2.10. How much more money did Bella spend on lunch than on breakfast?

(3.20 + 1.00 = 4.20) (3.70 + 7.40 = 11.10)

11.10 - 4.20 = 6.90

There are 18 students in the orchestra and twice that number in the band. There are 34 boys and 17 girls in the choir. If each student only participates in one group, how many students total are there in the orchestra, the band, and the choir?

Amy and Candice had breakfast at a cafe. Muffins cost $4 each, and fruit cups cost $2 each. Amy had 1 muffin and 2 fruit cups. Candice had 1 muffin and 1 fruit cup. How much did their breakfast cost?

( 2 x 2 + 4 = 8 ~ Amys Breakfast)

( 4 + 2 = 6 ~ Candice Breakfast )

(6 + 8 = 14 ~ Amount spend on breakfast

Jodie needs 69 cupcakes for a birthday party. She already has 15 chocolate cupcakes and 29 vanilla cupcakes. How many more cupcakes should Jodie buy?

( 29 + 15 = 44 )

( 69 - 44 = 25 ~ more cupcakes are needed)

The students in Sarah's class got to choose between pizza and burgers for the celebration on the last day of school. 25% of the students picked the pizza. If there are 32 students in all at Sarah's class, how many students preferred the pizza?

(25% of 32 = 8 ~ preferred the pizza)

For a company picnic, Bella ordered a box of fresh-baked gingerbread biscuits and sugar biscuits. The box included a total of 25 biscuits, and 40% of them were gingerbread. How many gingerbread biscuits did Bella get?

(40% of 25 = 10)

Each metal ball weighs 0.36 grams. How much do 10 metal balls weigh in all?

0.36 x 10 = 3.6 - 3.60

Each cement block weighs 1.14 kilograms. How much do 7 blocks weigh in total?

1.14 x 7 = 7.98

Pancho is camping with his family. He wants to hike to the lake, go fishing, and hike back before 3:30 P.M. It will take 1 hour and 30 minutes to hike to the lake and 1 hour to hike back. Pancho wants to fish for 2 hours. What is the latest time Pancho can start the hike to the lake?

(The latest should be 9 ~ 1:30 = 10:30 + 1:00 = 11.30 + 2:00 = 1.30 ~ Pancho should go at 9 and will get back at 1:30 with 2 hours to spare)

Each side of a square notepad is 10 centimetres long. What is the notepad's area?

(H x L = 100)