Ninja Training Slides
Number Ninja Training
Mastering Addition & Subtraction
Joining Groups
3
2
=
5
Taking Away
4
-
1
=
3
Ninja Challenge!
Grab your Number Ninja Mission sheet.
Use your "Ninja Stars" (counters) to solve the puzzles!
Ninja Mission Worksheet
Ninja Mission: Numbers
Name: ____________________
Date: ____________________
Mission 1: The Joining Force
2
3
=
4
2
=
Mission 2: The Disappearing Act
5
-
2
=
3
-
1
=
Mission 3: Master Architect
Draw a picture to solve: 4 + 4
Answer:
Ninja Math Teacher Guide
Teacher Guide: Number Ninja
1st Grade Addition & Subtraction (0-10)
Learning Objective
Students will represent addition and subtraction within 10 using objects, drawings, and equations. They will understand addition as "putting together" and subtraction as "taking apart."
Lesson Flow
5m
Warm-up
Flash finger patterns (0-10). Play "One More / One Less" game.
10m
Direct Instruction
Use Ninja Training Slides. Use physical counters to mirror the screen.
10m
Guided Practice
Solve Mission 1 on the Worksheet together. Model "crossing out" for subtraction.
15m
Independent Work
Students complete missions. Circulate to check for symbol understanding (+ vs -).
Support
Use 10-frames to visualize sets. Focus on sums to 5 before moving to 10. Use physical "Ninja Stars" for every problem.
Extend
Ask students to write their own story problem using addition or subtraction. Challenge with "missing addend" (e.g., 4 + ? = 6).
