Rounding off Numbers
Round numbers to the nearest hundred thousand
Activities
Regrouping Sets of Ones and Sets of Tens II
Regroup sets of ones into sets of tens and sets of tens into hundreds
Rounding off Large Numbers
Round numbers to the nearest hundred thousand
Comparing Sets
Compare two numbers up to 20
Comparing Sets II
Compare two numbers up to 21
Rounding off Large Numbers II
Round numbers to the nearest hundred thousand
Comparing Sets III
Compare two numbers up to 22
Rounding off Large Numbers III
Round numbers to the nearest hundred thousand
Comparing Sets IV
Compare two numbers up to 23
Comparing Numbers
Compare numbers up to 1 000 000 using relation symbols
Least to Greatest
Order numbers up to 20 from smallest to greatest and vice versa
Arranging Numbers in Order
Order numbers up to 1 000 000 in increasing or decreasing order
Greatest to Least II
Order numbers up to 20 from smallest to greatest and vice versa
Comparing and Arranging Numbers in Order
Compare numbers up to 1 000 000 using relation symbols
Least to Greatest II
Order numbers up to 20 from smallest to greatest and vice versa
Arranging Numbers in Order II
Order numbers up to 1 000 000 in increasing or decreasing order
Rounding Off Numbers
Estimate numbers to the indicated place value
Ordering Sets
Order numbers up to 20 from smallest to greatest and vice versa
Estimating Sums and Differences
Estimate the sum or difference of two 5- to 6 -digit numbers
Ordering Sets II
Order numbers up to 20 from smallest to greatest and vice versa
Estimating Sums and Differences II
Estimate the sum or difference of two 5- to 6 -digit numbers
Estimating Sums and Differences III
Estimate the sum or difference of two 5- to 6 -digit numbers
Composing and Decomposing Numbers
Compose and decompose numbers up to 10 using concrete materials
Adding Whole Numbers
Add numbers with sums up to 1 000 000 with and without regrouping.
Composing and Decomposing Numbers II
Compose and decompose numbers up to 10 using concrete materials
Adding Whole Numbers II
Add numbers with sums up to 1 000 000 with and without regrouping.
Composing and Decomposing Numbers III
Compose and decompose numbers up to 10 using concrete materials
Composing and Decomposing Numbers IV
Compose and decompose numbers up to 10 using concrete materials
Finding the Sum
Add numbers with sums up to 1 000 000 with and without regrouping.
Whole Numbers Through 100 Chapter Test
Count up to 10
Finding the Sum II
Add numbers with sums up to 1 000 000 with and without regrouping.
The Meaning of Addition I
Illustrate addition as “putting together or combining or joining sets.”
Subtracting Whole Numbers
Subtract whole numbers where both numbers are less than 1 000 000 without and with regrouping
Completing Addition Sentences I
Illustrate addition as “putting together or combining or joining sets.”
Finding the Difference
Subtract whole numbers where both numbers are less than 1 000 000 without and with regrouping
Completing Addition Sentences II
Illustrate addition as “putting together or combining or joining sets.”