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Selective SUBTRACTION

This class was created by Brainscape user Winnie Pooh. Visit their profile to learn more about the creator.

By: Winnie Pooh
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Decks in this class (10)

Borrow One (Minuend 10-18; Subtrahend 1-9)
10 1 10 1____,
10 2,
10 3
45  cards
Borrow one (Minuend 20-28; Subtrahend 1-9)
20 1,
20 2,
20 3
45  cards
Borrow One (Minuend 30-38; Subtrahend 11-19)
30 11,
30 12,
30 13
45  cards
Borrow One (Minuend 40-48; Subtrahend 21-29)
40 21,
40 22,
40 23
45  cards
Missing Subtrahend (1-9) Using Minuend (10-18)
10 __ 910 __ 9,
10 __ 810 __ 8,
10 __ 710 __ 7
45  cards
Missing Subtrahend (1-9) Using Minuend (20-28)
20 ___ 1920 ___ 19,
20 ___ 1820 ___ 18,
20 ___ 1720 ___ 17
45  cards
Missing Subtrahend (11-19) Using Minuend (30-38)
30 ___ 1930 ___ 19,
30 ___ 1830 ___ 18,
30 ___ 1730 ___ 17
45  cards
Missing Minuend (10-18) Using Subtrahend (1-9); Reinforced by Missing Sum
___ 1 9___ 1 9,
___ 2 8___ 2 8,
___ 3 7___ 3 7
45  cards
Missing Minuends (20-28) Using Subtrahend (1-9); Reinforced by Missing Sum
___ 1 19___ 1 19,
___ 2 18___ 2 18,
___ 3 17___ 3 17
45  cards
Missing Minuend (30-38) Using Subtrahend (11-19); Reinforced by Missing Sum
___ 11 19___ 11 19,
___ 12 18___ 12 18,
___ 13 17___ 13 17
45  cards

More about
Selective SUBTRACTION

  • Class purpose General learning

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