Count back by 50s
Each number is 50 less.
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587, 537, 487, 437, … Write the next three numbers and the rule.
Answer: Next three: 387, 337, 287; Rule: Start at 587; subtract 50 each time
467, 417, 367, 317, … Write the next three numbers and the rule.
Answer: Next three: 267, 217, 167; Rule: Start at 467; subtract 50 each time
562, 512, 462, 412, … Write the next three numbers and the rule.
Answer: Next three: 362, 312, 262; Rule: Start at 562; subtract 50 each time
Tip: Each number is 50 less.
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- Next in this topic Count back by 100s Class 3
- Need a warm-up? Count by 5s to 1,000 Class 2
Curriculum
Common Core: 2.NBT.A.2
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On paper: this skill is in the printable pack Grade 3 Common Core Math: Number and Operations, with an answer key.
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