Compare the Numbers — Comparisons worksheet for Grade 3.
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The 'alligator mouth' strategy is very effective for Grade 3 students. Explain that the alligator's mouth always opens toward the bigger number because it's 'hungry' for the larger number. You can even draw a simple alligator face with the symbol as its mouth. Practice saying 'The mouth eats the bigger number' several times, and your child will develop muscle memory for the symbol direction.
Use < (less than) when the first number is smaller, > (greater than) when the first number is larger, and = (equals) when both numbers are exactly the same. For example: 23 < 45 (23 is less than 45), 67 > 34 (67 is greater than 34), and 55 = 55 (55 equals 55). At Grade 3, focus mostly on < and > since equal numbers are straightforward.
Teach students to compare place value from left to right, starting with the hundreds place. If the hundreds digits are different, that determines which number is larger. Only move to the tens place if the hundreds digits are the same. For example, 256 is greater than 189 because 2 (hundreds) is greater than 1 (hundreds), regardless of the other digits. This systematic approach prevents overwhelming your student.
Ask them to explain their reasoning in words before writing the symbol. For instance, if they see 42 and 47, they should say something like 'They both have 4 tens, but 47 has more ones, so 47 is bigger.' If they can verbally explain the comparison, they understand it. If they're just guessing, they'll hesitate or give unclear explanations, signaling you need more practice with place value concepts.
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