Mrs. Gilfillan's Second Grade
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Wake County has made videos to help parents know how to help their children with math strategies.
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Addition and Subtraction
counting on
making ten
using the relationship between addition and subtraction
using doubles
using a number line to add or subtrac
t
using a hundreds board to add or subtract
pairing objects to determine if a number is even or odd
representing a number with place value drawing
writing a number in expanded form
using expanded form for 2 digit addition
using showing all totals for 2 digit addition
using a number line for 2 digit addition
using a hundreds board for 2 digit addition
2 digit subtraction using a number line
2 digit subtraction using a hundreds board
2 digit subtraction using expanded form
Using an array to find a total
Adding up to four 2 digit numbers
3 digit Addition using Proof Drawings
3 digit Addition using Expanded Method
3 digit Addition using Number lines
3 digit subtraction using proof drawing
3 digit subtraction using expanded form