Teacher GuideWeek 25Patterns & Rules — Teacher Guide
Monday: Repeating Patterns
1Warm-up
1. 12, 16, 10, 18
2Learn
1. Core = the part that repeats
3Continue Patterns
1. 1: triangle, triangle (AAB); 2: square, circle (ABC); 3: blue, red (AB); 4: triangle, triangle (AABB)
4Number Talk
1. 25 never appears — pattern is all even numbers; 52 never appears — counting by 5s ends in 0 or 5
5Create Own
1. Any repeating pattern with a stated rule

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Tuesday: Number Patterns
1Warm-up
1. 20, 40, 50, 100
2Estimate First
1. 4s from 4: last = 32 (less than 50); 5s from 30: last = 65 (more than 50)
3Fill In
1. 2s: blanks 8, 14; 5s: blanks 15, 30; 10s: blanks 50, 80; 3s: blanks 12, 18
4What's the Rule
1. 20 (+2); 20 (−5); 51 (+10); 48 (−3)
5Word Problem
1. Week 6 = $12 (pattern +$2 each week)

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Wednesday: Odd & Even
1Warm-up
1. 8, 16, 26, 36
2Learn
1. Even = pairs, no leftover; odd = 1 leftover
3Pair Them Up
1. 8 even (4+4); 11 odd; 14 even (7+7); 9 odd
4Number Talk
1. 46 ends in 6 → even; even + even = even (all pairs stay paired)
5Two Ways for 13
1. Pairing leaves 1 leftover; last digit 3 is odd; cannot write as a double (6+6=12, 7+7=14)

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Thursday: Real-World Patterns
1Warm-up
1. 17 O, 24 E, 31 O, 48 E
2Equal Groups
1. 3×4=12; 4×5=20; 2×6=12; addition: 4+4+4=12
3Word Problems
1. 9th post = blue (pattern RRB, 9 = 3 full cores); 10 forks, every fork has a partner, even; Friday = 30 pages (+5 per day)
4Number Talk
1. Ones digit is always 7 — adding 10 changes only the tens digit
5Create Own
1. Accept student problems with correct solution

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Friday: Review & Self-Check
1Warm-up
1. 14, 24, 10, 17
2Estimate First
1. 6s: 7th = 42 (yes, more than 40); minus 10s: 8th = 20 (yes, less than 30)
3Mixed Review
1. 26 (+3); 35 odd (ends in 5); 16 = 8+8; total 12, 3+3+3+3=12
4Word Problem
1. 18 beads = 6 cores of (2 blue + 1 white) → 12 blue; 12 is even
5Self-Check
1. Accept student self-assessment and reflection