Multiplication of the number 5
(1) How many fingers are there in total on the hands? Complete the table.
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| 3 ⋅ 5 = 15 | ___ ⋅ 5 = _____ | ___ ⋅ 5 = _____ | ___ ⋅ 5 = _____ |
| 5 +5 + 5 = 15 | __________________ | __________________ | __________________ |
(2) Complete the sequence.
5
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15
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(3) Multiply, you can use the number line.
6 • 5 = _______ 7 • 5 = _______ 10 • 5 = _______ 9 • 5 = _______ 3 • 5 = _______
8 • 5 = _______ 5 • 5 = _______ 4 • 5 = _______ 1 • 5 = _______ 2 • 5 = _______
(4) Compare the expressions in the table and fill in with <, > or =.
| 3 • 5 20 | 1 • 5 5 | 9 • 5 15 | 6 • 5 19 |
| 6 7 • 5 | 11 5 • 5 | 14 10 • 5 | 9 4 • 5 |
| 2 • 5 12 | 8 • 5 16 | 2 • 5 12 | 1 • 5 29 |
| 35 9 • 5 | 30 10 • 5 | 40 + 39 5 • 5 | 16 45 + 5 |
(5) In the table, color the multiples of 5.
| 7 | 17 | 14 | 26 | 2 | 16 | 25 | 13 | 11 | 19 |
| 12 | 18 | 10 | 15 | 6 | 1 | 8 | 9 | 24 | 5 |
Arrange the found multiples from smallest to largest.
(6) Calculate by adding and multiplying.
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| 5 + | __ + | __ + | = ____ |