摘要:7+5= 3+8= 9-8= 6-6= 2+8= 8-4= 1+9= 9+9= 12-2= 9-6= 13-10= 10-7= 4+10= 10+6= 18-8= 8+8= 7+9+3= 18―8―9= 9-7+10= 3+7+6= 14-4+2= 0+9-7=
网址:http://m.1010jiajiao.com/timu3_id_580070[举报]
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(1)7 -4=____ |
70 -40=_____ |
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(2)8 -5=____ |
80 -50=_____ |
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(3)9 -7=____ |
90 -70=_____ |
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(4)6 -4=____ |
60 -40=_____ |
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(5)8 -3=____ |
80 -30=_____ |