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© 2007 M. Tallman
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× 4 6 4 3 2 02 1 + 41 4 6 4 30 4
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© 2007 M. Tallman × 7 8 6 2 5 04 1 + 61 9 8 7 20 7
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© 2007 M. Tallman 2 9 23 × 4 Step 1: Line up the places. Step 2: Multiply the 4 by the number in the ones place (3). Step 3: Regroup if the product is greater than 9. 234 × Step 4: Multiply the 4 by the number in the tens place (2). Then add the 1 ten. 1 Tens Ones 4 × 3 = 12 2 4 3 4 × 2 = 8 Tip: Always cross out a regrouped number after you add it. 8 + 1 = 9
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© 2007 M. Tallman Tens 4 11 38 × 3 Step 1: Line up the places. Step 2: Multiply the 3 by the number in the ones place (8). Step 3: Regroup if the product is greater than 9. 383 × Step 4: Multiply the 3 by the number in the tens place (3). Then add the 2 tens. 2 Ones 3 × 8 = 24 3 3 8 3 × 3 = 9 Don’t forget to cross out the regrouped number after adding! 9 + 2 = 11
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© 2007 M. Tallman Tens 6 33 56 × 6 Step 1: Line up the places. Step 2: Multiply the 6 by the number in the ones place (6). Step 3: Regroup if the product is greater than 9. 566 × Step 4: Multiply the 6 by the number in the tens place (5). Then add the 3 tens. 3 Ones 6 × 6 = 36 5 6 6 6 × 5 = 30 Don’t forget to cross out the regrouped number after adding! 30 + 3 = 33
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© 2007 M. Tallman Tens 6 21 27 × 8 Step 1: Line up the places. Step 2: Multiply the 8 by the number in the ones place (7). Step 3: Regroup if the product is greater than 9. 278 × Step 4: Multiply the 8 by the number in the tens place (2). Then add the 5 tens. 5 Ones 8 × 7 = 56 2 8 7 8 × 2 = 16 Don’t forget to cross out the regrouped number after adding! 16 + 5 = 21
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© 2007 M. Tallman Tens 9 27 93 × 3 Step 1: Line up the places Step 2: Multiply the 3 by the number in the ones place (3). Step 3: Regroup if the product is greater than 9. 933 × Step 4: Multiply the 3 by the number in the tens place (9). Ones 3 × 3 = 9 9 3 3 3 × 9 = 27
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© 2007 M. Tallman 2643345 133350 301786 34 6 × 2 420 44 3 × 1 2 48 7 × 5 6 63 8 × 2 4 37 8 × 5 29 52 9 × 1 46 88 2 × 1 6 51 6 × 6 97 9 × 6 87 51 9 × 9 86 5 × 3 0 29 9 × 8 1 1.2.3.4. 5.6.7.8. 9.10.11.12.
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