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WorksheetsCE - Je sais estimer le résultat d'une opération
Total questions: 20
Worksheet time: 10mins
417 + 354 =
400 + 300 = 700
400 + 350 = 750
450 + 350 = 800
563 + 282 =
550 + 200 = 750
550 + 250 = 800
550 + 300 = 850
624 + 317 =
600 + 400 = 1000
620 + 320 = 940
650 + 320 = 970
436 + 271 =
430 + 270 = 700
400 + 200 = 600
450 + 300 = 750
947 + 653 =
900 + 650 = 1550
940 + 600 = 1540
950 + 650 = 1600
417 - 354 =
400 - 300 = 100
400 - 350 = 50
450 - 350 = 100
563 - 282 =
560 - 200 = 360
650 - 250 = 400
560 - 280 = 280
624 - 317 =
620 - 320 = 300
600 - 400 = 200
650 - 320 = 330
436 - 271 =
400 - 200 = 200
450 - 200 = 250
430 - 270 = 160
947 - 653 =
900 - 650 = 250
940 - 600 = 340
950 - 650 = 300
636 - 452 =
640 - 450 = 190
630 - 400 = 230
650 - 420 = 230
289 X 4 =
200 X 4 = 800
280 X 4 = 1120
300 X 4 = 1200
826 X 8 =
800 X 8 = 6400
900 X 8 = 7200
820 X 8 = 6560
496 X 6 =
400 X 6 = 2400
490 X 6 = 2940
500 X 6 = 3000
928 X 4 =
900 X 4 = 3600
1000 X 4 = 4000
920 X 4 = 3680
539 X 8 =
500 X 8 = 4000
600 X 8 = 4800
530 X 8 = 4240
395 X 5 =
300 X 5 = 1500
400 X 5 = 2000
390 X 5 = 1950
636 : 12 =
600 : 10 = 60
640 : 12 = 53
700 : 12 = 58
864 : 4 =
800 : 4 = 200
860 : 4 = 215
900 : 4 = 225
965 : 5 =
900 : 5 = 180
1000 : 5 = 200
960 : 5 = 192
