Add by making the next 10
Add 3-digit numbers to 99, 98, & 95
Subtract within 200
Subtract multiples of 10 within 1,000 (2)
Sub 3-digit #s ending in 99, 98, & 95
Add mult of 10 & 100 within 1,000
Add 3-digit numbers in the 90s
Subtract within 200 (2)
Subtract 99, 98, & 95
Sub 1 or 2 less than a multiple of 10
Add mult of 10 by making the next 100
Subtract 1-digit #s from 3-digit mult of 10
Subtract within 200 (3)
Subtract multiples of 10 & 100 w/in 1,000
2.NBT.6
2.NBT.7
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