x/÷ Numbers Year 3-4 – Multiply and divide a multiple of 10

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Presentation transcript:

x/÷ Numbers Year 3-4 – Multiply and divide a multiple of 10 www.KeyStage2Maths.com

10 x 20 = 200 9 x 20 = 180 3 x 20 = 60 2 x 20 = 40 1 x 20 = 20 4 x 20 = 80 5 x 20 = 100 8 x 20 = 160 7 x 20 = 140 6 x 20 = 120 0 x 20 = 0 20 40 60 80 100 120 140 160 180 200

20 40 60 80 100 120 140 160 180 200

7 x 20 = 140 20 40 60 80 100 120 140

3 x 20 = 60 20 40 60

5 x 20 = 100 20 40 60 80 100

10 x 50 = 500 2 x 50 = 100 1 x 50 = 50 0 x 50 = 0 3 x 50 = 150 4 x 50 = 200 5 x 50 = 250 9 x 50 = 450 8 x 50 = 400 7 x 50 = 350 6 x 50 = 300 50 100 150 200 250 300 350 400 450 500

50 100 150 200 250 300 350 400 450 500

550 600 650 700 750 800 850 900 950 1000 Complete +10 number sequences

950 900 850 800 1000 750 700 650 600 550 Complete +10 number sequences

500 450 400 350 300 250 200 150 100 50 Complete +10 number sequences

7 x 50 = 350 50 100 150 200 250 300 350

3 x 50 = 150 50 100 150

5 x 50 = 250 50 100 150 200 250

10 x 25 = 250 0 x 25 = 0 4 x 25 = 100 6 x 25 = 150 5 x 25 = 125 9 x 25 = 225 7 x 25 = 175 8 x 25 = 200 1 x 25 = 25 3 x 25 = 75 2 x 25 = 50 25 50 75 100 125 150 175 200 225 250

25 50 75 100 125 150 175 200 225 250

275 300 325 350 375 400 425 450 475 500 Complete +10 number sequences

500 475 450 425 400 375 350 325 300 275 Complete +10 number sequences

250 225 200 175 150 125 100 75 50 25 Complete +10 number sequences

25x table 50x table 1 x 25 = 25 2 x 25 = 50 3 x 25 = 75 4 x 25 = 100 5 x 25 = 125 6 x 25 = 150 7 x 25 = 175 8 x 25 = 200 9 x 25 = 225 10 x 25 = 250 1 x 50 = 50 2 x 50 = 100 3 x 50 = 150 4 x 50 = 200 5 x 50 = 250 6 x 50 = 300 7 x 50 = 350 8 x 50 = 400 9 x 50 = 450 10 x 50 = 500 double half

4 x 25 = 100 25 50 75 100

9 x 25 = 225 25 50 75 100 125 150 175 200 225

5 x 25 = 125 25 50 75 100 125

2 x 50 = 100 50 100

7 x 20 = 140 20 40 60 80 100 120 140

9 x 50 = 450 50 100 150 200 250 300 350 400 450

9 x 25 = 225 25 50 75 100 125 150 175 200 225

1 x 20 = 20 20

8 x 20 = 160 20 40 60 80 100 120 140 160

3 x 25 = 75 25 50 75

5 x 50 = 250 50 100 150 200 250

5 x 25 = 125 25 50 75 100 125

10 x 30 = 300 1 x 30 = 30 3 x 30 = 90 2 x 30 = 60 4 x 30 = 120 5 x 30 = 150 9 x 30 = 270 8 x 30 = 240 7 x 30 = 210 6 x 30 = 180 0 x 30 = 0 30 60 90 120 150 180 210 240 270 300

30 60 90 120 150 180 210 240 270 300

10 x 40 = 400 4 x 40 = 160 6 x 40 = 240 5 x 40 = 200 8 x 40 = 320 2 x 40 = 80 1 x 40 = 40 9 x 40 = 360 3 x 40 = 120 0 x 40 = 0 7 x 40 = 280 40 80 120 160 200 240 280 320 360 400

40 80 120 160 200 240 280 320 360 400

10 x 60 = 600 6 x 60 = 360 7 x 60 = 420 5 x 60 = 300 8 x 60 = 480 9 x 60 = 540 1 x 60 = 60 2 x 60 = 120 3 x 60 = 180 0 x 60 = 0 4 x 60 = 240 60 120 180 240 300 360 420 480 540 600

60 120 180 240 300 360 420 480 540 600

10 x 70 = 700 1 x 70 = 70 0 x 70 = 0 5 x 70 = 350 8 x 70 = 560 9 x 70 = 630 2 x 70 = 140 3 x 70 = 210 7 x 70 = 490 4 x 70 = 280 6 x 70 = 420 70 140 210 280 350 420 490 560 630 700

70 140 210 280 350 420 490 560 630 700

10 x 80 = 800 3 x 80 = 240 2 x 80 = 160 4 x 80 = 320 5 x 80 = 400 9 x 80 = 720 1 x 80 = 80 8 x 80 = 640 7 x 80 = 560 6 x 80 = 480 0 x 80 = 0 80 160 240 320 400 480 560 640 720 800

80 160 240 320 400 480 560 640 720 800

10 x 90 = 900 1 x 90 = 90 0 x 90 = 0 9 x 90 = 810 3 x 90 = 270 2 x 90 = 180 5 x 90 = 450 8 x 90 = 720 7 x 90 = 630 6 x 90 = 540 4 x 90 = 360 90 180 270 360 450 540 630 720 810 900

90 180 270 360 450 540 630 720 810 900

3 x 90 = 270 90 180 270

6 x 70 = 420 70 140 210 280 350 420

2 x 60 = 120 60 120

8 x 30 = 240 30 60 90 120 150 180 210 240

9 x 40 = 360 40 80 120 160 200 240 280 320 360

5 x 80 = 400 80 160 240 320 400

8 x 90 = 720 90 180 270 360 450 540 630 720

4 x 30 = 120 30 60 90 120

7 x 60 = 420 60 120 180 240 300 360 420

6 x 40 = 240 40 80 120 160 200 240

7 x 80 = 560 80 160 240 320 400 480 560

8 x 70 = 560 70 140 210 280 350 420 490 560

10 x 2 = 20 80 ÷ 2 = 40 10 10 10 10 20 40 60 80

80 ÷ 2 = 40

10 x 2 = 20 120 ÷ 2 = 60 10 10 10 10 10 10 20 40 60 80 100 120

120 ÷ 2 = 60

10 x 3 = 30 150 ÷ 3 = 50 10 10 10 10 10 30 60 90 120 150

150 ÷ 3 =

150 ÷ 3 = 50

10 x 3 = 30 210 ÷ 3 = 70 10 10 10 10 10 10 10 30 60 90 120 150 180 210

210 ÷ 3 =

210 ÷ 3 = 70

10 x 4 = 40 160 ÷ 4 = 40 10 10 10 10 40 80 120 160

160 ÷ 4 =

160 ÷ 4 = 40

10 x 4 = 40 320 ÷ 4 = 80 10 10 10 10 10 10 10 10 40 80 120 160 200 240 280 320

10 x 5 = 50 150 ÷ 5 = 30 10 10 10 50 100 150

10 x 5 = 50 350 ÷ 5 = 70 10 10 10 10 10 10 10 50 100 150 200 250 300 350

10 x 6 = 60 360 ÷ 6 = 60 10 10 10 10 10 10 60 120 180 240 300 360

10 x 6 = 60 540 ÷ 6 = 90 10 10 10 10 10 10 10 10 10 60 120 180 240 300 360 420 480 560

10 x 7 = 70 350 ÷ 7 = 50 10 10 10 10 10 70 140 210 280 350

10 x 7 = 70 560 ÷ 7 = 80 10 10 10 10 10 10 10 10 70 140 210 280 350 420 490 560

10 x 8 = 80 400 ÷ 8 = 50 10 10 10 10 10 80 160 240 320 400

10 x 8 = 80 560 ÷ 8 = 70 10 10 10 10 10 10 10 80 160 240 320 400 480 560

10 x 9 = 90 360 ÷ 9 = 40 10 10 10 10 90 180 270 360

10 x 9 = 90 720 ÷ 9 = 80 10 10 10 10 10 10 10 10 90 180 270 360 450 540 630 720