1. 直接写出得数。(每题 1★)
$62+27= $ $39+55= $ $25+71= $
$8+36= $ $65+12= $ $68+2= $
$77-17= $ $59-6= $ $77-64= $
$45+34= $ $17+42= $ $26+11= $
$37-9= $ $8+75= $ $16+75= $
$73+7= $ $22+51= $ $44+3= $
$38+31= $ $65+34= $ $33+43= $
$52+29= $ $66-8= $ $61+24= $
$63-7= $ $32+14= $ $15+35= $
$30+57= $ $5+58= $ $4+89= $
$1+81= $ $83-60= $ $79-5= $
$13+53= $ $56+42= $ $54+21= $
$62+27= $ $39+55= $ $25+71= $
$8+36= $ $65+12= $ $68+2= $
$77-17= $ $59-6= $ $77-64= $
$45+34= $ $17+42= $ $26+11= $
$37-9= $ $8+75= $ $16+75= $
$73+7= $ $22+51= $ $44+3= $
$38+31= $ $65+34= $ $33+43= $
$52+29= $ $66-8= $ $61+24= $
$63-7= $ $32+14= $ $15+35= $
$30+57= $ $5+58= $ $4+89= $
$1+81= $ $83-60= $ $79-5= $
$13+53= $ $56+42= $ $54+21= $
答案
89 94 96 44 77 70
60 53 13 79 59 37
28 83 91 80 73 47
69 99 76 81 58 85
56 46 50 87 63 93
82 23 74 66 98 75
60 53 13 79 59 37
28 83 91 80 73 47
69 99 76 81 58 85
56 46 50 87 63 93
82 23 74 66 98 75
2. 列竖式计算。(每题 3★)
$38+12= $ $29+34= $ $47+48= $
$26+57= $ $79+18= $ $16+56= $
$38+12= $ $29+34= $ $47+48= $
$26+57= $ $79+18= $ $16+56= $
答案
50 63 95
83 97 72(竖式略)
83 97 72(竖式略)
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