

= ![]()

-+ =
10-6-4= | 8-1+2= | 10-1-6= |
3+6-1= | 4+6-3= | 10-6-4= |
3+2= 2+7= 10-9 =
7-4 = 5+5 = 5-5 =
7+2–5 = 10-6+5=
8+5-2 = 6+4+0 =
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现在车上有多少位乘客?
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2+5= 7-4= 3+3= 5-0=
9-1= 8+0= 8-6= 4+5=
5-4+3= 8-3-2= 1+2+1=


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①39+28=
②83-56=
③90-42=
④74-18=
⑤70-24-16=
⑥28+36+19=
⑦46+(32-18)=
2+6= 10-8= 7+2-5= 9-2=
6+4= 3+4+2= 5+5= 10-4=
9-8+7= 6+3= 10+0= 10-4-6=

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