西师大版一上《连加连减》2023寒假练习题
<p>一、做一做</p><p>先摆一摆，再填数</p><p></p><p>4+3+<span>□</span>=<span>□</span></p><p></p><p>10-3-<span>□</span>=<span>□</span></p><p>二、算一算</p><p>3+4+1=</p><p>7+2+1=</p><p>2+2+4=</p><p>6+4+0=</p><p>4+3+2=</p><p>5+0+3=</p><p>三、填上数，使横行、竖行的三个数相加都得9。</p><p></p><p>四、</p><p></p><p>10-3-<span>□</span>=<span>□</span></p><p></p><p>3+<span>□</span>+<span>□</span>=<span>□</span></p>
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