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TitleТест на устный счёт -  15 примеров. Складываем и вычитаем без калькулятора!Title
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<strong>66 - (25 + 7) = ...</strong>
84
48
34
34
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<strong>(100 + 50) - 25 = ...</strong>
125
135
145
125
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<strong>321 + 123 = ...</strong>
444
333
222
444
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<strong>184 - (84 + 21) = ...</strong>
121
101
79
79
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<strong>23 + 24 + 25 = ...</strong>
62
65
72
72
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<strong>851 - 581 = ...</strong>
250
270
290
270
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<strong>131 - 65 + 33 = ....</strong>
88
99
111
99
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<strong>(65 - 15) - (10 - 34) = ...</strong>
74
6
36
74
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<strong>37 + 81 = ...</strong>
114
116
118
118
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<strong>68 - 34 = ...</strong>
33
34
35
34
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<strong>35 + (65 - 45) = ...</strong>
15
65
55
55
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<strong>250 - 25 - 25 - 25 - 25 - 25 = ...</strong>
125
115
100
125
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<strong>55 + 55 - 66 = ...</strong>
44
55
66
44
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<strong>53 + 37 - 80 = ...</strong>
5
10
15
10
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<strong>(5 + 5) + (5 + 5) = ...</strong>
25
20
15
20
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