Addition Progression

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Flowchart for Chapter 4.

por Kendyl LeGrand

Connector That Explain

por KAREN VICTORIA GUERRERO CASTILLO

First Mind Map

por J.J. Brunmeier

Teoría General de los Contratos

por ANDREA LÓPEZ OGARRIO

Followed By: Sums of Numbers Less Than 100

Adding any two digit number with any other two digit number with sums less than 100.

Ex: 34+58, 67+ 25

Adding a teen number with any other two digit number

Ex: 36+15, 49+14

Adding a two digit and a one digit number

Ex: 74+9, 73+8, 54+7

Adding two digit numbers with sums below 100(not crossing over into the next decade)

Ex: 34+12, 48+11, 56+13

Partners to 100

Multiples of 10 (10+90, 70+30, etc)

2-digit numbers (11+89, 65+35, etc)

Adding a multiple of 10 to a two digit number with a sum less than 100

Ex: 53+30, 24+70, 40+39

Adding multiples of 10 with sums less than 100

Ex: 50+30, 20+40

Adding 10 to any two digit number

Ex: 43+10, 10+57, 34+__=44

Adding 10 to any two digit number (multiples of 10)

Ex: 40+10, 30+10, 50+__=60.

Early Addition Progression (as laid out by the ASD-E Numeracy Team)

Counting on from multiples of 10

Ex: 20+6, 4+30, 20+__=24

Basic facts with sums less than 20

Ex: 7+8, 6+6

Basic facts with sums less than 10

Ex: 3+5, 4+3

Partners to 20

Ex: 17+3, 18+2

Working with 10

Partners to 10 (1+9, 2+8, 3+7, 4+6, 5+5, and reversals)

Counting on from 10 (10+1, 10+2, 10+3, etc.)

Working with 5

Partners to 5 (4+1, 3+2, 2+3, 1+4)

Counting on from 5 (5+1, 5+2, 5+3, 5+4, 5+5)