Add within 200 without renaming

$0.99

Add multiples of 10 within 200

$0.99

Add multiples of 100 within 1,000

$0.99

Add 3-digit numbers without renaming

$0.99

Subtract within 200 without renaming

$0.99

Subtract multiples of 10 within 1,000

$0.99

Subtract multiples of 100 within 1,000

$0.99

Subtract 3-digit #s without renaming

$0.99

Add & sub within 200 without renaming

$0.99

Add & subtract mult of 100 within 1,000

$0.99

Add & sub 3-digit #s without renaming

$0.99

Add multiples of 10 & 100 within 1,000

$0.99

Add mult of 10 by making the next 100

$0.99

Add 3-digit numbers to 99, 98, & 95

$0.99

Add 3-digit numbers in the 90s

$0.99

Sub 1-digit #s from 3-digit mult of 10

$0.99

Subtract within 200

$0.99

Subtract within 200 (2)

$0.99

Subtract within 200 (3)

$0.99

Subtract multiples of 10 within 1,000 (2)

$0.99

Subtract mult of 10 & 100 within 1,000

$0.99

Subtract 99, 98, & 95

$0.99

Subtract 3-dig #s ending in 99, 98, & 95

$0.99

Subtract 1 or 2 less than a multip of 10

$0.99