Topics 1-3
(Topic 4 already covered)
Topic 1: Generalize Place Value Understanding
Topic 3: Multiply by 1-Digit Numbers
Topic 2: Fluently Add & Subtract Multi-Digit Whole Numbers
represent multi-digit
whole numbers
standard form
word form
expanded form
place value periods
Place value
relationships
ones, tens, hundreds, thousands - 10x bigger
(blocks, worksheet, how many do I need? __ groups of)
compare numbers
which place value did we use to determine?
Rounding
Properties of Addition
Commutative
Identity
Associative
estimate sums and differences
reasonable?
which estimate is closer to the actual answer?
Standard Algorithm of Addition
check your answer to see if its reasonable
variables to represent unknown answer
Standard Algorithm of Subtraction
subtract across zeroes
Multiply by multiples of
10, 100, and 1000
Associative Property
of Multiplication
Estimate products with rounding (1-digit times up to 4-digit)
Distributive Property and Area Model
Mental Math Strategies
commutative property of
multiplication (reordering)
distributive property
1-digit by multi-digit
Arrays & Partial Products
3x245 (3x5, 3x40, 3x200)
standard algorithm
1-digit by multi-digit