Regrouping Facts Subtraction

45 Must Know Regrouping Facts.

The number in the BLUE ROW indicates the first number (the minuend) in a subtration expression in each set.

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*Set 1*	*Set 2*	*Set 3*	*Set 4*	*Set 5*	*Set 6*	*Set 7*	*Set 8*	*Set 9*
18	17	16	15	14	13	12	11	10
18-9	17-8	16-7	15-6	14-5	13-4	12-3	11-2	10-1
	17-9	16-8	15-7	14-6	13-5	12-4	11-3	10-2
		16-9	15-8	14-7	13-6	12-5	11-4	10-3
			15-9	14-8	13-7	12-6	11-5	10-4
				14-9	13-8	12-7	11-6	10-5
					13-9	12-8	11-7	10-6
						12-9	11-8	10-7
							11-9	10-8
								10-9

SET 1 (18)

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SET 2 (17)

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SET 3 (16)

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SET 4 (15)

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SET 5 (14)

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SET 6 (13)

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SET 7 (12)

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SET 8 (11)

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SET 9 (10)

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