Let’s solve each multiplication problem one by one.
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First row:
1.
320 × 3
300 × 3 = 900
20 × 3 = 60
900 + 60 =
960
2.
102 × 4
100 × 4 = 400
2 × 4 = 8
400 + 8 =
408
3.
443 × 2
400 × 2 = 800
40 × 2 = 80
3 × 2 = 6
800 + 80 + 6 =
886
4.
133 × 3
100 × 3 = 300
30 × 3 = 90
3 × 3 = 9
300 + 90 + 9 =
399
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Second row:
5.
501 × 7
500 × 7 = 3500
1 × 7 = 7
3500 + 7 =
3507
6.
301 × 8
300 × 8 = 2400
1 × 8 = 8
2400 + 8 =
2408
7.
247 × 6
200 × 6 = 1200
40 × 6 = 240
7 × 6 = 42
1200 + 240 = 1440; 1440 + 42 =
1482
8.
168 × 9
100 × 9 = 900
60 × 9 = 540
8 × 9 = 72
900 + 540 = 1440; 1440 + 72 =
1512
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Third row:
9.
418 × 4
400 × 4 = 1600
10 × 4 = 40
8 × 4 = 32
1600 + 40 = 1640; 1640 + 32 =
1672
10.
702 × 7
700 × 7 = 4900
2 × 7 = 14
4900 + 14 =
4914
11.
941 × 1
Any number times 1 is itself →
941
12.
538 × 5
500 × 5 = 2500
30 × 5 = 150
8 × 5 = 40
2500 + 150 = 2650; 2650 + 40 =
2690
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Fourth row:
13.
381 × 2
300 × 2 = 600
80 × 2 = 160
1 × 2 = 2
600 + 160 = 760; 760 + 2 =
762
14.
294 × 8
200 × 8 = 1600
90 × 8 = 720
4 × 8 = 32
1600 + 720 = 2320; 2320 + 32 =
2352
15.
606 × 5
600 × 5 = 3000
6 × 5 = 30
3000 + 30 =
3030
16.
426 × 7
400 × 7 = 2800
20 × 7 = 140
6 × 7 = 42
2800 + 140 = 2940; 2940 + 42 =
2982
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Final Answer:
960, 408, 886, 399, 3507, 2408, 1482, 1512, 1672, 4914, 941, 2690, 762, 2352, 3030, 2982
Parent Tip: Review the logic above to help your child master the concept of free multiplication worksheet.