Đề kiểm tra số học tiết 18-Toán 6

Phòng GD§ĐT Như ThanhKIỂM TRA CHƯƠNG IV
Trường THCS ThanhKỳ Môn : Sốhọc 6

Họvàtên :……………………………… ; Lớp : …………

Điểm
Lờiphêcủathầygiáo







ĐỀ BÀI& BÀI LÀM :
Câu 1:( 2điểm)
a)ViếtcáctậphợpAbằngcáchliệtkêcácphầntử:

……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….......................................................................................................................................
b)Viếtbasốtựnhiênliêntiếptrongđósốbénhấtlà 30.
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………........................................................................................................................................
Câu 2: (4điểm)Thựchiệnphéptính( Tínhnhanhnếucóthể )
a)
b) 5.49.4.2.25
…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...................................................................................................................
c) 45.37 + 93.45 + 55.61 + 69.55 d)


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Câu 3:(3điểm)Tìmsốtựnhiên x, biếtrằng:
a)
b) 585 – (7x + 60) = 455
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Câu 4.(1 điểm)Tínhtổngsau:
S = 1+ 8 + 15 + 22 + 29 + ... + 407 + 414
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