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The document includes 20 problems plus solutions showing the correct expanded results, including cases like multiplying by 900, 700, 90, and 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36 , then 90 × 4 = 3) If 4 × 8 = 32 , then 400 × 8 = 4) If 3 × 7 = 21 , then 300 × 7 = 5) If 2 × 6 = 12 , then 200 × 6 = 6) If 3 × 1 = 3 , then 300 × 1 = 7) If 1 × 2 = 2 , then 100 × 2 = 8) If 1 × 8 = 8 , then 10 × 8 = 9) If 8 × 4 = 32 , then 80 × 4 = 10) If 5 × 8 = 40 , then 50 × 8 = 11) If 4 × 9 = 36 , then 4 × 900 = 12) If 1 × 7 = 7 , then 1 × 700 = 13) If 8 × 9 = 72 , then 8 × 90 = 14) If 4 × 2 = 8 , then 4 × 20 = 15) If 6 × 5 = 30 , then 6 × 50 = 16) If 4 × 3 = 12 , then 4 × 300 = 17) If 5 × 7 = 35 , then 5 × 70 = 18) If 9 × 1 = 9 , then 9 × 10 = 19) If 8 × 7 = 56 , then 8 × 700 =  \n20) If 4 × 1 = 4 , then 4 × 10 =  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nAnswers  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nUnderstanding Multiplying By 10s and 100s  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) If 5 × 9 = 45 , then 50 × 9 =  450 \u003Cbr>2) If 9 × 4 = 36 , then 90 × 4 =  360 \u003Cbr>3) If 4 × 8 = 32 , then 400 × 8 =  3,200 \u003Cbr>4) If 3 × 7 = 21 , then 300 × 7 =  2,100 \u003Cbr>5) If 2 × 6 = 12 , then 200 × 6 =  1,200 \u003Cbr>6) If 3 × 1 = 3 , then 300 × 1 =  300 \u003Cbr>7) If 1 × 2 = 2 , then 100 × 2 =  200 \u003Cbr>8) If 1 × 8 = 8 , then 10 × 8 =  80 \u003Cbr>9) If 8 × 4 = 32 , then 80 × 4 =  320 \u003Cbr>10) If 5 × 8 = 40 , then 50 × 8 =  400 \u003Cbr>11) If 4 × 9 = 36 , then 4 × 900 =  3,600 \u003Cbr>12) If 1 × 7 = 7 , then 1 × 700 =  700 \u003Cbr>13) If 8 × 9 = 72 , then 8 × 90 =  720 \u003Cbr>14) If 4 × 2 = 8 , then 4 × 20 =  80 \u003Cbr>15) If 6 × 5 = 30 , then 6 × 50 =  300 \u003Cbr>16) If 4 × 3 = 12 , then 4 × 300 =  1,200 \u003Cbr>17) If 5 × 7 = 35 , then 5 × 70 =  350 \u003Cbr>18) If 9 × 1 = 9 , then 9 × 10 =  90 \u003Cbr>19) If 8 × 7 = 56 , then 8 × 700 =  5,600 \u003Cbr>20) If 4 × 1 = 4 , then 4 × 10 =  40  | Answers\u003Cbr>1.  450  2.  360  3.  3,200  4.  2,100  5.  1,200  6.  300  7.  200  8.  80  9.  320  10.  400  11.  3,600  12.  700  13.  720  14.  80  15.  300  16.  1,200  17.  350  18.  90  19.  5,600 \u003Cbr>20. 40 |\n| --- | --- |\n\nMath  \nSeed: 1303257122-676  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nUnderstanding Multiplying By 10s and 100s  \nName:  \nSolve each problem.  \n400 700 3,200 200 1,200 320 360 2,100 3,600 300 80 720 450  \n1) If 5 × 9 = 45 , then 50 × 9 =  \n2) If 9 × 4 = 36 , then 90 × 4 =  \n3) If 4 × 8 = 32 , then 400 × 8 =  \n4) If 3 × 7 = 21 , then 300 × 7 =  \n5) If 2 × 6 = 12 , then 200 × 6 =  \n6) If 3 × 1 = 3 , then 300 × 1 =  \n7) If 1 × 2 = 2 , then 100 × 2 =  \n8) If 1 × 8 = 8 , then 10 × 8 =  \n9) If 8 × 4 = 32 , then 80 × 4 =  \n10) If 5 × 8 = 40 , then 50 × 8 =  \n11) If 4 × 9 = 36 , then 4 × 900 =  \n12) If 1 × 7 = 7 , then 1 × 700 =  \n13) If 8 × 9 = 72 , then 8 × 90 =  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1-10  \n11-13  \n92  \n15  \n85 77 8 0  \n69 62 54 46 38 31 23","cbCaihFQhiHoBbAk","https://ap.wps.com/l/cbCaihFQhiHoBbAk","pdf",46488,"English","# Solve each problem\n## Items 1-20\n## Answer key","[{\"question\":\"What is the main skill practiced in this worksheet?\",\"answer\":\"Multiplying numbers by 10s and 100s using place-value patterns.\"},{\"question\":\"How are the problems structured?\",\"answer\":\"Each problem shows a smaller multiplication and then asks for the product when one factor is scaled by 10 or 100.\"},{\"question\":\"Where can the correct results be found?\",\"answer\":\"An answer key section lists the correct answers for items 1 through 20.\"}]","Understanding Multiplying By 10s and 100s - Solve Each Problem | PDF",1790790914]