+
combiningadding
joining
Examples:
Unknown outcome
8 + 2 = ____
or unknown change4 + ___ = 6
| Strategies:
Using tools Or Counting on (with or without tools)
Practice: Play Compare or Double Compare (Similar to “War”)
Have the child count a number of cubes into a bag (no more than 7) and pull out a few asking the child how many are left in the bag.
Roll a die and then roll another to add the two together. |
-
separatingcomparing
take away
subtracting
Examples:
Unknown outcome
6 – 2 = ____or unknown change
8 - ___ = 2 |
Strategies:
Using tools OR Counting On or Counting Down (with or without tools)
Practice: Use a number line to help keep track when counting on or counting back. |
TOOLS | Blocks, drawings, beans, fingers, etc. |
Online Practice |
Ordering Numbers
– Click on objective to select the appropriate numbers
Matching numbers to words |
Unit: Mathematical Thinking at Grade 1
This unit spends time establishing routines and expectations. Students solve math problems in a way that makes sense to them and explore materials and use them to model math situations.
Computation Focus: Finding combinations of numbers up to 10
Some students will be using tools and counting all the objects.
Others will start at a number like 8 and then count on two more or count back two.
Number Line
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20