登录
一、先算出下面各算式的结果，再把结果按从小到大的顺序排列。
1. $50 + 8 = □$ $35 - 30 = □$ $90 + 9 = □$
$53 - 3 = □$ $20 + 7 = □$ $40 + 40 = □$
$($
2. $30 + 1 = □$ $70 - 50 = □$ $40 + 6 = □$
$40 + 8 = □$ $53 - 50 = □$ $37 - 7 = □$
$($
3. $60 + 7 = □$ $84 - 4 = □$ $30 - 10 = □$
$18 - 9 = □$ $38 - 30 = □$ $50 + 4 = □$
$($
1. $50 + 8 = □$ $35 - 30 = □$ $90 + 9 = □$
$53 - 3 = □$ $20 + 7 = □$ $40 + 40 = □$
$($
5
$) ＜ ($27
$) ＜ ($50
$) ＜ ($58
$) ＜ ($80
$) ＜ ($99
$)$2. $30 + 1 = □$ $70 - 50 = □$ $40 + 6 = □$
$40 + 8 = □$ $53 - 50 = □$ $37 - 7 = □$
$($
3
$) ＜ ($20
$) ＜ ($30
$) ＜ ($31
$) ＜ ($46
$) ＜ ($48
$)$3. $60 + 7 = □$ $84 - 4 = □$ $30 - 10 = □$
$18 - 9 = □$ $38 - 30 = □$ $50 + 4 = □$
$($
8
$) ＜ ($9
$) ＜ ($20
$) ＜ ($54
$) ＜ ($67
$) ＜ ($80
$)$答案
1. 58 5 99
50 27 80
5 27 50 58 80 99
2. 31 20 46
48 3 30
3 20 30 31 46 48
3. 67 80 20
9 8 54
8 9 20 54 67 80
50 27 80
5 27 50 58 80 99
2. 31 20 46
48 3 30
3 20 30 31 46 48
3. 67 80 20
9 8 54
8 9 20 54 67 80
二、在$◯$里填“＞”“＜”或“=”。
$80 + 7 ◯ 70 + 10$ $29 - 9 + 8 ◯ 82$
$6 + 50 ◯ 60 + 5$ $77 - 70 + 5 ◯ 75$
$33 - 30 ◯ 35 - 5$ $7 + 8 - 5 ◯ 10$
$64 - 4 ◯ 68 - 8$ $88 - 8 - 30 ◯ 48$
$50 + 4 ◯ 54 - 4$ $28 - 8 + 7 ◯ 30$
$88 - 8 ◯ 80 + 4$ $25 - 5 + 40 ◯ 60$
$57 - 50 ◯ 5 + 20$ $19 - 9 - 2 ◯ 8$
$20 + 60 ◯ 60 + 20$ $13 + 3 + 2 ◯ 15$
$20 + 8 ◯ 38 - 8$ $7 + 7 - 6 ◯ 7$
$9 + 70 ◯ 87 - 7$ $11 - 1 + 6 ◯ 16$
$80 + 7 ◯ 70 + 10$ $29 - 9 + 8 ◯ 82$
$6 + 50 ◯ 60 + 5$ $77 - 70 + 5 ◯ 75$
$33 - 30 ◯ 35 - 5$ $7 + 8 - 5 ◯ 10$
$64 - 4 ◯ 68 - 8$ $88 - 8 - 30 ◯ 48$
$50 + 4 ◯ 54 - 4$ $28 - 8 + 7 ◯ 30$
$88 - 8 ◯ 80 + 4$ $25 - 5 + 40 ◯ 60$
$57 - 50 ◯ 5 + 20$ $19 - 9 - 2 ◯ 8$
$20 + 60 ◯ 60 + 20$ $13 + 3 + 2 ◯ 15$
$20 + 8 ◯ 38 - 8$ $7 + 7 - 6 ◯ 7$
$9 + 70 ◯ 87 - 7$ $11 - 1 + 6 ◯ 16$
答案
＞ ＜
＜ ＜
＜ =
= ＞
＞ ＜
＜ =
＜ =
= ＞
＜ ＞
＜ =
＜ ＜
＜ =
= ＞
＞ ＜
＜ =
＜ =
= ＞
＜ ＞
＜ =
