Number Line Ninjas
This fun and engaging riddle worksheet is the perfect way to encourage your students to use number lines to solve basic subtraction problems. Students will simply solve each problem before cracking the code to find the answer to the riddle.
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Learning goals
- We are learning to add and subtract numbers within 20, using a variety of strategies, e.g. counting on, counting back, partitioning, subitising and part-part whole knowledge of numbers to 10 and to use the language of 'plus' and 'minus' in story problems.
- We are learning to use a range of strategies, to solve simple addition and subtraction problems.
Curriculum alignment
AC9M1N04
9
Add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies
ACMNA015
8.4
Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts
MA1-1WM
old
Describes mathematical situations and methods using everyday and some mathematical language, actions, materials, diagrams and symbols
MA1-2WM
old
Uses objects, diagrams and technology to explore mathematical problems
MA1-3WM
old
Supports conclusions by explaining or demonstrating how answers were obtained
MA1-5NA
old
Uses a range of strategies and informal recording methods for addition and subtraction involving one- and two-digit numbers
MA1-CSQ-01
new
Uses number bonds and the relationship between addition and subtraction to solve problems involving partitioning
Australian Curriculum covers QLD / SA / WA / NT / TAS / ACT.
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