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Entry Activity – fill in the bubbles
Substitute
Today I will learn to solve simple problems using algebra Level 4
Challenge Objective:Use substitution to solve problems
Level 5
Key WordsSubstitute, Unknown, Generate, Term, Inverse,
Describe
•All will find unknowns in a level 4 problem•Most will use substitution to solve a level 5 problem•Some will find unknowns in triangle problems
Level 4
The yellow circles add together to make the pink squares.
There is only one answer and all the numbers are whole and positive.
Find A, B, C and D.
Level 4
Using your planners show me how you found this
Today I will learn to solve simple problems using algebra Level 4
Challenge Objective:Use substitution to solve problems
Level 5
Key WordsSubstitute, Unknown, Generate, Term, Inverse,
Describe
•All will find unknowns in a level 4 problem•Most will use substitution to solve a level 5 problem•Some will find unknowns in triangle problems
Level 4
Answers – Level 4
1 a A = 7, B = 4, C = 4, D = 7 b A = 8, B = 2, C = 3, D = 7 c A = 5, B = 6, C = 8, D = 9 2 a A = 6, B = 15, C = 12, D = 3 b A = 7, B = 10, C = 7, D = 4 c A = 3, B = 10, C = 15, D = 8
Using your planners show me how you found this
Today I will learn to solve simple problems using algebra Level 4
Challenge Objective:Use substitution to solve problems
Level 5
Key WordsSubstitute, Unknown, Generate, Term, Inverse,
Describe
•All will find unknowns in a level 4 problem•Most will use substitution to solve a level 5 problem•Some will find unknowns in triangle problems
Level 5
Level 5
Using your planners show me how you found this
Level 5
Answers – Level 5
3 a B = 5, C = 3, D = 7 b B = 5, C = 2, D = 8 c B = 1, C = 3, D = 4 4 a B = 4, C = 7, D = 2 b B = 9, C = –2, D = 7 c B = 6, C = 8, D = –1
Using your planners show me how you found this
Today I will learn to solve simple problems using algebra Level 4
Challenge Objective:Use substitution to solve problems
Level 5
Key WordsSubstitute, Unknown, Generate, Term, Inverse,
Describe
•All will find unknowns in a level 4 problem•Most will use substitution to solve a level 5 problem•Some will find unknowns in triangle problems
Extension Activity - Level 5
Answers – Extension Activity Level 5
1 a A = 3, B = 5, C = 8 b A = 6, B = 7, C = 2c A = 13, B = 15, C = 20
2 The sum of the squares is double the sum of
the circles.
Using your planners show me how you found this
Today I will learn to solve simple problems using algebra Level 4
Challenge Objective:Use substitution to solve problems
Level 5
Key WordsSubstitute, Unknown, Generate, Term, Inverse,
Describe
•All will find unknowns in a level 4 problem•Most will use substitution to solve a level 5 problem•Some will find unknowns in triangle problems
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