小升初六年级数学计算专项训练 (268)

 

51111.6×0.2=— + — = — + — = 228585-40=1311520-250=— + — = 50% × — = 33430+30=2112910÷70=— ÷ — = — + — = 325360-0.9=170.2×0.3=3 ÷ — = 3 - — =768.4÷0.4= 7445.47+0.25=— + — = 8 ÷ — = 65512.6÷0.07=46138.1+0.21= — + — = — × — = 57541.7×0.4=1616 ÷ 16 + 94 × 3 40%x - 17 = 43

8.5 + 8.1 + 1.5 + 1.9 250 × 32 × 0.125

4 : x = 10 : 1.9 6x - 0.5×8 = 6

( 2 — 1 10 3 + — + — )×108 4 9 1 — ÷ 26 + 3 — × 1 — 4 4 26 1 — × 2 — ÷ 1 — × 2 — 2 9 2 9 7 — : x = 6 — : 0.8 6 7 3 — + 1 — - 1 — + 4 — 4 5 4 5 8%x + 16 = 72 x ÷ 6 — = 7 — 7 8 3 - 1 — - 2 — 3 3 6 — + 1 — - 1 — 5 2 5 2 — × 2 — × 3 — 3 21 2

1 1 1 69÷0.03= — + — = — ÷ — = 2 2 6 787+43= 11 8 1 820-280= — + — = 90% ÷ — = 7 7 8 13+20= 5 4 1 1850÷50= — + — = — × — = 4 3 2 823+0.9= 8 30.9×0.6= 3 + — = 2 + — =9 49÷0.6= 7 7 88.66-0.75= — × — = 8 + — = 6 8 79+0.54= 3 6 1 61.3×0.7= — + — = — + — = 4 7 7 716.8÷0.06= 3045 ÷ 15 + 27 × 2 25%x + 14 = 62

3.9 + 6.9 + 6.1 + 3.1 25 × 32 × 125

8 : x = 25 : 2.9 7x - 0.5×6 = 9.5

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