znanijanet2017

21.08.2022 12:58 •  Математика

НОСЕНИЛ x2
4x1
5x15
4x28
3x3-9
5x210
43*12 5x3-15
3x4-12 4x4-16
2x510
4x520
2x612
5x5=25
4x6 =24 5x630
2x7-14 3x7-21 4x7-28 5x7=35
2x8 = 16 3x8=24 4x832 5x8=40
29-18 3x927
5x945
6x16
8x1-8 9x1-9
6x2-12 7x2-14 8x216 9x218
63-18 73-21 8x3=24 9x3=27
7x4-28 8x432
9x4-36
650 7x5435 8x5-40 9x5=45
6x6=36 7x642 8x648 9x6=54
6x742 7x7 49 Bx7=56 9x7-63
7x8=56 8x8-64 9x8=72
8X9-72 9x9-81 как запомнить​