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①560 + 380 =
②614 - 230 =
③*417 + 183 =
④*512 - 316 =
⑤628 + 493 =
⑥720 - 168 =
①220+139=
②★500-235=
③329+89=
④601+99=
⑤458-156=
⑥★908﹣178=
①780-290=
②※900-310=
③※64+25=
④460+370=
⑤69-17=
⑥※58÷8=
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