Multiplying Learning in Third

Number Sense/Place Value

Place Value

NUMBEROCK Place Value Video | 1st-3rd GradeRide along with Rob as he drives through the country side picking pears and learning about place value. The song covers ones, tens, and hundreds places.

Place value blocks (video) | Place value | Khan AcademyLindsay identifies numbers represented by place value blocks.

Greater Than/Less Than

Greater than and less than symbols (video) | Khan AcademyGreater than and less than symbols can be used to compare numbers and expressions. The greater than symbol is >. So, 9>7 is read as '9 is greater than 7'. The less than symbol is <. Two other comparison symbols are ≥ (greater than or equal to) and ≤ (less than or equal to).

Greater Than Less Than Song | 1st Grade - 2nd GradeWatch Slater the Gator walk around his hometown marsh eating picnickers' lunches and scoffing down burgers beachside in this Less Than Greater Than Video.

Rounding

Rounding Numbers Song & Video, Activities, Worksheets, Game & More

Steps for rounding

Underline the rounding place.
Circle the place to the right. If that digit is 4 or below, let it go, but if it is 5 or above, give it a shove!

Rounding to the nearest 10 on the number line (video) | Khan AcademyRound numbers to the nearest ten using a number line.

Rounding to the nearest 100 on the number line (video) | Khan AcademyRound numbers to the nearest hundred using a number line.

Rounding to nearest 10 and 100 (video) | Khan AcademyLearn to round up to 4-digit numbers to the nearest ten and hundred.

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