Реши примеры.
65:13+(45-15)*30=
78:3-(90:18)+53=
24*3-48:6+90:5=
15*4+91:13-49=
65:13+(45-15)*30=
78:3-(90:18)+53=
24*3-48:6+90:5=
15*4+91:13-49=
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Answers & Comments
1. 45-15=30
2. 65:13=5
3. 30*30=900
4. 5+900=905
2) 78:3-(90:18)+53=
1. 90:18=5
2. 78:3=26
3. 26-5=21
4. 21+53=74
3) 24*3-48+90:5=
1. 24*3=72
2. 90:5=18
3. 72-48=24
4. 24+18=32
4) 15*4+91:13-49=
1. 15*4=60
2. 91:13=7
3. 60+7=67
4. 67-49=18