Addition Subtraction Facts 20
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Addition Subtraction Facts 20
🔢 Part 1: Rapid Recall Facts
Instructions: Solve these addition and subtraction facts quickly. Use the 10s frame or number line if needed.
📊 Part 2: Number Line and Modelling
Instructions: Use the number line below to solve these problems. Draw your jumps and show your working.
Number Line: 0 — 1 — 2 — 3 — 4 — 5 — 6 — 7 — 8 — 9 — 10 — 11 — 12 — 13 — 14 — 15 — 16 — 17 — 18 — 19 — 20
14 - 7 = 14 - _____ - _____ = _____ - _____ = _____
📝 Part 3: Word Problems and Estimation
Instructions: Read each problem carefully. First estimate your answer, then solve and write the equation.
My estimate: About _____ stickers
Equation: _________________
Answer: _____ stickers
My estimate: About _____ birds
Equation: _________________
Answer: _____ birds
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