About this game

Divisibility rules

Divisibility rules: a free Grade 4 math game for ages 9-10. Each round draws 5 questions; instructions are read aloud and every answer is checked and explained.

Aligned with

  • 4.NBT.A.1 Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right. For example, recognize that 700 ÷ 70 = 10 by applying concepts of place value and division.
  • 4.NBT.A.2 Read and write multi-digit whole numbers using base-ten numerals, number names, and expanded form. Compare two multi-digit numbers based on meanings of the digits in each place, using >, =, and < symbols to record the results of comparisons.
  • 4.NBT.A.3 Use place value understanding to round multi-digit whole numbers to any place.

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