➕➖
240 + 180 = ?
420
18 dm = ? sm
180 sm
48 ÷ 6 = ?
8
20 + 30 × 2 = ?
80
x + 120 = 200
80
500 - 275 = ?
225
32 dm = ? sm
320 sm
7 × 9 = ?
63
60 ÷ 3 + 10 = ?
30
x - 75 = 25
100
300 + 150 - 90 = ?
360
5 dm 6 sm = ? sm
56 sm
60 ÷ 5 × 3 = ?
36
80 ÷ 4 + 6 × 2 = ?
32
x + 50 - 20 = 180
150
800 - 250 + 125 = ?
675
4 dm 8 sm + 3 dm 5 sm = ?
83 sm
72 ÷ 8 × 4 = ?
36
100 ÷ 5 + 8 × 4 = ?
52
x - 100 + 40 = 260
320
1000 - 350 + 120 - 90 = ?
680
9 dm 7 sm - 4 dm 6 sm + 2 dm 5 sm = ?
76 sm
96 ÷ 6 × 5 ÷ 2 = ?
40
120 ÷ 6 + 9 × 5 - 7 = ?
58
x ×12÷4=15
5