Tally marks, expanded form, number lines, counting on | Baamboozle - Baamboozle

0%

0 0 0

Use the number line to add these two number: 9+4

13

Use the number line to add these two numbers: 7+6

13

How many tally marks?

15

Use the number line to add these two numbers: 12+1

13

Whiteboard question: Show us 8 tall marks

check visually

How many tally marks?

9

White board question: show us 13 tally marks.

check visually

Use the counting on method to add 13+3

16

Whiteboard question: Write the number 13 in expanded form

10+3

Tally marks, expanded form, number lines, counti ...