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1、一、直接加法练习4,325 8,402 210.87 5.14 62,213+5,612 +1,576 +258.12 +74.60 +15,260 1.21 9,201 19.18 7,231 260.13+13.53 +10,283 +180.61 +51,608 +12.56 201.56 92.16 405.25 2,052 4,102+43.43 +7.33 +584.54 +36,437 +60,875 572 2,546 56.76 123.65 120.34+8,123 +47,453 +623.13 +765.34 + 76.15 620.65 5,094 62,580 61
2、,725 15,026+258.34 +53,805 + 132,419 +23,051 + 4,853 716.02 621.15 96.72 476.12 72.65+51.67 +75.63 +803.16 +21.85 +427.14 4,613 1,058 2,943 5.36 3,521+85,126 +43,911 +37,056 +64.51 +61,323 3,742 1,953 13,514 5.51 79.18+71,102 +92,041 +231,465 +63.43 +10.71 40.21 3,812 32.16 15,702 524.31+156.28 +25,137 +151.32 +4,235 +20.13
