Page 39 - PlayFacto_A1
P. 39
4 Making
5 and 15
Unit Objective Perform 1-digit addition and subtraction with
regrouping.
.Learn 1-digit addition and subtraction with regrouping based on
the numbers from 0 to 9.
.The concept of decomposing and composing numbers are useful
in addition with regrouping.
.Add two 1-digit numbers which the sum exceeds 10 to apply the
addition of greater numbers with regrouping.
NCTM Standards
Number and Operations
.Develop a sense of whole numbers and represent and
use them in flexible ways, including relating,
composing, and decomposing numbers.
.Understand various meanings of addition and
subtraction of whole numbers and the relationship
between the two operations.
36 Workbooookk AA--11
5 and 15
Unit Objective Perform 1-digit addition and subtraction with
regrouping.
.Learn 1-digit addition and subtraction with regrouping based on
the numbers from 0 to 9.
.The concept of decomposing and composing numbers are useful
in addition with regrouping.
.Add two 1-digit numbers which the sum exceeds 10 to apply the
addition of greater numbers with regrouping.
NCTM Standards
Number and Operations
.Develop a sense of whole numbers and represent and
use them in flexible ways, including relating,
composing, and decomposing numbers.
.Understand various meanings of addition and
subtraction of whole numbers and the relationship
between the two operations.
36 Workbooookk AA--11
